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Similarweb vs Ranktracker — これを読むまでは購入しないでください (2026)

執筆者 | Last updated Apr 26, 2026

勝者
ランクトラッカー
4.3
  • Daily Keyword Rank Updates
  • 検索結果 チェッカー シミュレーター
  • AIに関する記事 ライター 内蔵型
  • Web Audit Tool (100+ Checks)
  • Google、Bing、Yahoo、Yandex
  • 7日間無料トライアル実施中
  • 有料プランは月額14ドルから
準優勝
Similarweb ベスト
4.2
  • ウェブサイトトラフィック分析
  • 人工知能 SEO 戦略エージェント
  • 競合他社ベンチマーク
  • 市場調査とトレンド
  • カスタムデータへのAPIアクセス
  • 7日間無料トライアル実施中
  • 有料プランは月額125ドルから

⚡ Quick Verdict:

  • 価格: Ranktracker starts at $14/mo vs Similarweb at $125/mo
  • 最適な用途: Ranktracker for keyword rank tracking and site audits, Similarweb for website traffic analysis and market research
  • 主な違い: Ranktracker focuses on tracking keyword rankings across search engines, while Similarweb focuses on traffic analytics and competitive intelligence
  • Our pick: Ranktracker for most SEO professionals — it costs 89% less and covers the core rank tracking tools most teams need
Similarweb vs Ranktracker Comparison

Similarweb vs Ranktracker is not the comparison most people expect.

These two SEO tools solve very different problems.

Ranktracker tracks your keyword rankings daily across Google, Bing, and Yahoo.

Similarweb analyzes website traffic, audience behavior, and market trends.

One is a ランクトラッカー SEO tool. The other is a digital intelligence platform.

Both shape how SEO professionals build their SEO strategies.

This comparison breaks down both so you can pick the right one.

概要

This Similarweb vs Ranktracker comparison covers pricing, features, and ease of use.

We also break down who each tool works best for.

Our sources include published specs, documentation, and user reviews.

By the end, you’ll know which SEO tool fits your needs.

Ranktracker とは何ですか?

Ranktracker is an all-in-one SEO tool built for tracking keywords across search engines.

It works as a Google rank tracker, showing where your target website ranks for specific keywords.

You can monitor multiple websites and track competitors rankings from one dashboard.

The platform includes a keyword finder, SERP checker, web audit tool, and backlink checker.

Most users choose it for real-time ranking data and daily updates on keywords tracked.

RankTrackerレビュー - 自社と競合他社のキーワードランキング、SEOサイト監査、キーワードリサーチを追跡

ランクトラッカー

Track keyword rankings across Google, Bing, Yahoo, and Yandex daily. Includes a keyword finder, SERP checker, and web audit tool starting at just $14/month.

ランクトラッカーの価格

2026年のRanktrackerの料金は以下の通りです。

プラン価格最適な用途
スターター月額14ドルフリーランサー tracking a few sites
ダブルデータ月額34.41ドルキーワードを増やしていくエージェンシー
クワッドデータ月額63.58ドルMid-size teams needing deeper data
16進データ月額121.91ドル多数のクライアントを抱える大手代理店

Pricing verified April 2026.

ランクトラッカーの価格

無料トライアル: Yes — 7-day free trial limited to tracking 10 keywords. No credit card required.

返金保証: Ranktracker does not publicly advertise a refund policy. Check their terms before subscribing.

📌 注記: The Starter plan at $14/month is one of the lowest entry prices in the rank tracking software category. It includes daily updates and the full SERP checker.

⚠️ 警告: Multiple user reviews mention issues with lifetime deals being restricted. If you see a lifetime deal offer, read the fine print carefully before purchasing.

Ranktrackerの主なメリット

Here’s what makes Ranktracker worth considering:

  • Daily Keyword Rank Updates: Track keyword rankings on a day-by-day basis. You see exactly where your target keywords land each morning and can track keyword performance over time.
  • マルチエンジン追跡: Monitor Google rankings, Bing, Yahoo, and Yandex from one dashboard. Most rank trackers only cover Google.
  • SERP Features Detection: The SERP checker shows whether your site ranks in featured snippets, local packs, or other SERP features. This helps you understand your ranking performance beyond just position numbers.
  • キーワード検索: Discover long-tail keyword ideas with search volume and keyword difficulty data. Helps you find low-competition keyword opportunities that drive more organic traffic.
  • Web Audit Tool: Scans your site across 100+ data points. Identifies technical SEO issues and shows key SEO stats that hurt your search engine rankings.
  • 初心者にも使いやすいインターフェース: The user interface is designed for users at all skill levels. You don’t need deep SEO knowledge to read the reports.
  • SEOチェックリスト: Step-by-step tasks guide new users through their SEO strategy. Helpful for people who are just starting out.
ランクトラッカーホームページ

What Our Team Noticed

Our writer signed up for Ranktracker and spent several days exploring the keyword tracking and audit features. Here’s what stood out:

Ranktrackerの個人的体験

Ranktrackerの長所と短所

✅ メリット
  • Affordable entry price at $14/month
  • Daily rank updates across multiple search engines
  • Built-in SERP checker and SERP simulator
  • Beginner-friendly dashboard and SEO checklist
  • Web audit tool checks 100+ technical data points
  • Helps you grow organic traffic by targeting the right keywords
❌ デメリット
  • Customer support receives frequent complaints about responsiveness
  • Lifetime deal buyers report restricted access without extra payments
  • Web audit feature can be buggy and slow to load
  • No website traffic analysis or competitive intelligence features

Similarweb とは何ですか?

Similarweb is a digital intelligence platform for website traffic analysis and market research.

The Similarweb platform helps businesses understand their competitive landscape through web analytics and traffic data.

Among its Similarweb features are SEO tools, competitor benchmarking, and AI-driven strategy agents.

Digital marketing teams use it for actionable insights on traffic sources, audience behavior, and ad strategies.

The data comes from real user data collected through clickstream partnerships and web crawlers.

Similarwebレビュー(2026年)|Similarwebは良いサイトですか?

シミラーウェブ

Analyze website traffic, track competitor performance, and uncover market trends. Includes SEOキーワード research, backlink analytics, and AI strategy agents.

Similarwebの価格

Similarwebの2026年の費用は以下のとおりです。

プラン価格最適な用途
競合情報月額125ドル競合他社を追跡するソロマーケター
競合情報とSEO月額335ドルキーワードとトラフィックデータを必要とするSEOチーム
競合情報、SEO、広告月額540ドルFull marketing teams tracking paid and organic

Pricing verified April 2026.

Similarwebの価格

無料トライアル: Yes — 7-day free trial available. The free version provides limited access to features.

返金保証: Similarweb does not publicly advertise a standard refund policy. Contact their sales team for enterprise terms.

📌 注記: Similarweb pricing starts higher than most SEO tools. The Similarweb cost reflects its broad feature set, but the entry-level plan doesn’t include SEO keyword tools. A limited free version is available for basic traffic lookups. Enterprise plan and team plan pricing is custom. API pricing is also separate from standard subscriptions.

⚠️ 警告: Long-term subscribers have mentioned rising costs and reduced data accuracy over time. The free trial gives limited access that may not represent the full platform.

Similarwebの主なメリット

Here’s what makes Similarweb worth considering:

  • ウェブサイトのトラフィック分析: Get a full breakdown of any site’s traffic sources, geographic distribution, and engagement data. The tool enables users to see where competitors get their visitors and how website rankings shift over time.
  • Competitive Benchmarking: Compare your performance against up to 25 competitors across keyword rankings, traffic, and engagement metrics. Includes paid search data alongside organic results.
  • AI戦略エージェント: New AI-powered agents turn keyword inputs into data-driven insights and SEO plans. These are advanced features that automate parts of your digital strategy.
  • 市場調査: Track market trends, identify emerging trends, and understand consumer behavior across industries. Includes sales intelligence and stock intelligence modules for enterprise teams.
  • キーワード調査: Identify high-performing keywords, search volume, and search intent. Uncover gaps in your SEO strategy with conversion analysis data.
  • API アクセス: Power your own tools and dashboards with the Similarweb API. Useful for custom 報告 大規模に。
  • オーディエンスインサイト: Understand audience demographics, user behavior, and how visitors interact with competing sites. Tracks app traffic across mobile apps and desktop platforms.
Similarwebのホームページ

What Our Team Noticed

Our writer signed up for Similarweb and explored the traffic analysis and competitive benchmarking features. Here’s what stood out:

Similarwebの個人的な体験

Similarwebのメリットとデメリット

✅ メリット
  • Deep website traffic analysis with geographic and source breakdowns
  • 最大25社の競合企業とのベンチマーク比較
  • AI agents automate SEO strategy planning
  • Market research and audience insights in one platform
  • API access for custom reporting and data pipelines
❌ デメリット
  • Starting price of $125/month is steep for freelancers and small teams
  • トラフィックの少ないウェブサイトではデータ精度が低下する
  • Engagement data and key metrics can lag behind real-time changes
  • Customer support gets mixed reviews on responsiveness
  • Free trial provides limited feature access

機能比較

Let’s compare the features that matter most for your SEO campaigns. We’ll cover 10 key areas to help you decide between Ranktracker and Similarweb.

特徴ランクトラッカーシミラーウェブ
開始価格月額14ドル月額125ドル
ランクトラッキング✅ 毎日更新✅ SEOプランに含まれています
ウェブサイトトラフィック分析
キーワードリサーチ
SERPチェッカー
ウェブ監査ツール❌ Separate feature
競合他社ベンチマーク✅ 基本✅ 最大25名の参加者
AI機能✅ AI記事ライター✅ AI Strategy Agents
APIアクセス
最適な用途ランキング追跡とサイト監査Traffic analysis & market research

1. キーワードリサーチ

ランクトラッカー: The keyword finder tool discovers long-tail keywords related to your primary search terms. It shows search volume, keyword difficulty, and cost-per-click data. You can filter keyword ideas by competition level to find low-hanging opportunities.

Ranktrackerキーワードファインダー

シミラーウェブ: The keyword explorer shows high-performing keywords with search volume and search intent data. It pulls data from clickstream partnerships and web crawlers. You can also see competitors’ best-performing keywords and uncover gaps in your strategy.

Similarweb キーワードエクスプローラー

2. ランクトラッキング

ランクトラッカー: This is where the rank tracker tool shines. It works as a keyword position tracker with daily updates across Google, Bing, Yahoo, and Yandex. Track desktop and mobile keyword ranking positions separately. The rank tracking software shows ranking history so you can spot ranking progress over time. Many users call it the best rank tracker for its price range. You also get search volumes for each tracked keyword and can see where you appear on the Google SERP.

ランクトラッカー ランクトラッカー

シミラーウェブ: Rank tracking is available in the SEO plan ($335/month). It tracks keyword rankings but focuses more on overall search traffic patterns than individual keyword positions. The rank tracker feature is part of a larger traffic analysis suite rather than a standalone focus.

シミラーウェブ ランクトラッカー

3. ウェブサイトのトラフィック分析

ランクトラッカー: Ranktracker does not include website traffic analysis. It focuses on keyword rankings, not on tracking how many visitors a site gets or where they come from. For traffic data, you’d need a separate tool like Google Analytics.

シミラーウェブ: This is Similarweb’s core strength. It breaks down any website’s traffic sources, geographic distribution, bounce rate, and engagement metrics. You can analyze competitors’ traffic without needing access to their Google Analytics. The data comes from third-party clickstream partnerships and web crawlers. Historical data lets you track trends over time, and real time insights show what’s happening now. It’s a powerful platform for understanding the full traffic picture.

Similarweb ウェブサイト調査

⚠️ 警告: Similarweb’s traffic data is estimated, not exact. According to user reviews, accuracy drops for low-traffic domains. High-traffic sites get more reliable numbers.

4. 競合分析

ランクトラッカー: You can track competitors’ keyword rankings and compare them against your own. The focus is on keyword-level competition — seeing which specific keywords your competitors rank for and where you overlap.

シミラーウェブ: Competitive analysis is Similarweb’s strongest area. Competitor benchmarking lets you compare your performance against up to 25 competitors. You see traffic sources, top referral sites, ad strategies, and best-performing pages. The traffic benchmarking goes far beyond keyword rankings into full digital strategy analysis. The platform’s capabilities in competitive intelligence are hard to match at this depth.

Similarweb 競合分析

5. SERP Checker

ランクトラッカー: The SERP checker shows whether your site appears in SERP features like featured snippets, local packs, and knowledge panels. The SERP simulator lets you preview how your page title and description look in search results before publishing.

ランクトラッカーSERPチェッカー

シミラーウェブ: Similarweb does not include a dedicated SERP checker or SERP simulator. Its SEO tools focus more on keyword performance and organic search results at an aggregate level rather than checking individual SERP features.

6. ウェブサイト監査

ランクトラッカー: The web audit tool evaluates over 100 data points to identify technical SEO issues. It checks page speed, broken links, missing meta tags, and other factors affecting your search engine rankings. Reports are easy to read for beginners.

Ranktrackerウェブサイト監査

シミラーウェブ: Similarweb does not offer a traditional website audit tool. Its focus is on traffic analytics and competitive intelligence rather than crawling your site for technical issues. You’d need a separate tool for site audits.

⚠️ 警告: Ranktracker’s web audit feature has received criticism for bugs and slow loading times. If technical audits are your priority, test it during the free trial first.

ランクトラッカー: Includes a backlink checker and backlink monitor. You can see who links to your site and track new or lost backlinks over time. The backlink data is useful for basic link-building campaigns but less detailed than dedicated backlink tools.

ランクトラッカー バックリンクチェッカー

シミラーウェブ: Similarweb includes backlink intelligence that lets you analyze backlink data for any domain. It shows referring domains, anchor 文章, and link quality. The data helps you understand competitors’ link profiles and find linking opportunities.

Similarwebのバックリンクインテリジェンス

8. AI機能

ランクトラッカー: Includes an AI article writer that generates content based on your target keywords. Useful for quick drafts and content outlines. It’s a content creation tool rather than a strategy tool.

Ranktracker AI記事ライター

シミラーウェブ: In 2025, Similarweb launched AI SEO Strategy Agents. These AI agents turn keyword inputs into data-driven action plans. The focus is on strategic planning rather than content creation. The AI also powers trend analysis and helps predict AI traffic patterns across industries.

Similarwebトレンドアナライザーエージェント

9. Reporting & Dashboards

ランクトラッカー: Generate customizable ranking reports for clients or your team. Reports show tracked keywords, keyword positions, keyword performance, and ranking history. Popular with SEO agencies managing multiple SEO campaigns who need white-label reports.

シミラーウェブ: Dashboards cover traffic analytics, competitive analysis, and market research in one view. Reports are more suited for marketing teams and 仕事 analysts who need a broad overview of digital performance rather than keyword-specific SEO metrics.

Similarweb市場調査ツール

10. 価格設定とコスト

料金プランを並べて比較してみましょう。

計画レベルランクトラッカーシミラーウェブ
エントリ月額14ドル(スタータープラン)月額125ドル(競合情報分析)
中級月額34.41ドル(データ容量2倍)月額335ドル(競合情報分析およびSEO対策)
高度な月額63.58ドル(クアッドデータプラン)$540/month (Competitive Intel, SEO & Ads)
トップティア月額121.91ドル(Hexデータ)Custom (Enterprise Plan)
無料トライアル7 days (10 keywords)7 days (limited features)

ランクトラッカー: At $14/month, Ranktracker costs less than a lunch subscription. Even the top Hex Data plan at $121.91/month is cheaper than Similarweb’s entry-level plan. For pure rank tracking, the pricing is very competitive in the SEO tool market.

シミラーウェブ: The $125/month starting price reflects a broader feature set. You’re paying for traffic analysis, market research, and competitive intelligence — not just rank tracking. For teams that need all of those features, the cost per feature is reasonable. For solo SEO professionals who only need keyword tracking, it’s overkill.

さまざまなシナリオ

必要な場合は選ぶなぜ
予算が限られているランクトラッカーStarts at $14/mo vs $125/mo
キーワードの順位を毎日追跡ランクトラッカーこの用途に特化して設計されています
Website traffic analysisシミラーウェブCore feature with deep data
市場調査とトレンドシミラーウェブTracks market-level data
技術的な現場監査ランクトラッカー100+ point web audit tool
API for custom reportingシミラーウェブフルAPIアクセスが可能
初心者向けのセットアップランクトラッカーSimpler interface and SEO checklist

💰 あなたの予算

Ranktracker starts at $14/month. Similarweb starts at $125/month. If budget is your main concern, Ranktracker gives you core rank tracking tools at a fraction of the cost.

🔌 あなたの技術スタック

Ranktracker works alongside Google Analytics, Google Search Console, and other tools for traffic data. Similarweb replaces many third-party tools because it bundles all the tools for traffic analysis, keyword research, and competitive intelligence in one place.

📝 あなたのSEO戦略

If your SEO efforts focus on tracking specific keywords and improving your average position in organic search results, Ranktracker covers it. Ranktracker also supports mobile tracking alongside desktop. If your digital strategy requires understanding competitor traffic, audience behavior, and market trends, Similarweb is the better fit.

🎓 あなたの経験レベル

Ranktracker’s SEO checklist and simple dashboard make it approachable for beginners. Similarweb’s data depth suits experienced digital marketers, business analysts, and category managers who know how to act on traffic and market data to stay ahead of competitors.

🆓 無料トライアルとデモ

Both offer 7-day free trials. Ranktracker limits its trial to 10 tracked keywords. Similarweb’s trial provides limited feature access, so test both before committing.

🛟 サポートオプション

Both tools receive mixed feedback on customer support. Ranktracker users report slow responses around billing issues. Similarweb users mention challenges with contract changes. Test support responsiveness during your free trial.

切り替えガイド

既にこれらのツールのいずれかをご利用ですか?切り替える場合、どのような変更が予想されますか?

🔄 RanktrackerからSimilarwebに切り替えますか?

✅ 得られるもの:

  • Full website traffic analysis with source breakdowns and engagement data
  • Competitive benchmarking against up to 25 competitors
  • Market research tools and AI-driven SEO strategy agents

❌ 失うもの:

  • Dedicated SERP checker and SERP simulator tools
  • Built-in web audit tool with 100+ technical checks
  • Low-cost entry pricing ($14/month vs $125/month minimum)

📋切​​り替え方法:

  1. Export your keyword lists and ranking reports from Ranktracker
  2. Sign up for a Similarweb 7-day free trial to test the interface
  3. Import your target keywords into Similarweb’s SEO module
🔄 SimilarwebからRanktrackerに切り替えますか?

✅ 得られるもの:

  • Daily keyword rank updates across Google, Bing, Yahoo, and Yandex
  • Dedicated SERP checker with SERP feature detection
  • Significant cost savings — up to 89% less per month

❌ 失うもの:

  • Website traffic analysis and audience insights
  • Market research and emerging trend data
  • API access for custom data pipelines

📋切​​り替え方法:

  1. Export keyword lists and competitive reports from Similarweb
  2. Start a Ranktracker 7-day free trial and add your target keywords
  3. Set up your rank tracker project with daily tracking for desktop and mobile

What Our Review Didn’t Cover

This comparison focused on individual users and small marketing teams. We didn’t test enterprise-level features like Similarweb’s shopper intelligence, stock intelligence, or app intelligence modules. Ranktracker’s performance at scale with thousands of tracked keywords wasn’t evaluated. Custom API integrations and white-label reporting weren’t part of this review. If you manage 50+ client accounts, your priorities may differ from what we’ve described here.

最終評決

カテゴリ勝者
💰価格ランクトラッカー
🔍キーワード調査シミラーウェブ
📊 ランキング追跡ランクトラッカー
🌐 交通分析シミラーウェブ
🔧 Site Auditsランクトラッカー
📈 競合分析シミラーウェブ
👶 使いやすさランクトラッカー
🏆総合優勝ランクトラッカー

🏆 受賞者:ランクトラッカー

Ranktrackerは7つのカテゴリーのうち4つで優勝した。

最適な用途: SEO professionals tracking keyword rankings, freelancers on a budget, agencies needing daily rank updates and site audits

Ranktracker and Similarweb serve two very different purposes. Ranktracker is a dedicated rank tracking tool with site audit features at an affordable price. Similarweb is a full digital intelligence platform built for traffic analysis and market research.

Similarweb is excellent for teams that need traffic data and competitive benchmarking across entire markets. However, if your main goal is tracking keyword rankings and improving your search engine rankings, Ranktracker delivers that for a fraction of the cost.

Ranktrackerの比較をもっと見る

Ranktrackerが他の競合他社と比べてどうなのか、以下に示します。

Ranktracker vs Semrush

Ranktrackerが勝利した点: Lower entry price ($14/mo vs $129/mo), simpler interface for beginners, built-in SERP simulator

Semrushが優れている点: Deeper keyword database, content marketing tools, broader feature set including PPC research

Ranktracker vs SE Ranking

Ranktrackerが勝利した点: Multi-engine tracking (Yandex included), SEO checklist for beginners, SERP feature detection

SEランキング 勝利したタイトル: More accurate backlink data, stronger site audit, built-in local SEO tools

Ranktracker vs Surfer SEO

Ranktrackerが勝利した点: Dedicated rank tracking with daily updates, lower starting price, web audit tool

サーファー SEO wins on: Content optimization scoring, NLP-based content editor, on-page SEO recommendations

Ranktracker vs Mangools

Ranktrackerが勝利した点: More search engines tracked (Yandex and Yahoo), built-in site audit, AI article writer

マングール 勝利したタイトル: Cleaner keyword research interface, more intuitive SERP analysis, better value at mid-tier pricing

Similarwebの比較をもっと見る

Similarwebが他の競合他社と比べてどうなのか、以下に示します。

Similarweb vs Semrush

Similarwebが勝利した点: Website traffic estimation for any domain, market-level competitive intelligence, audience demographic data

Semrushが優れている点: More affordable pricing for small teams, deeper keyword research database, content marketing toolkit

Similarweb vs Ahrefs

Similarwebが勝利した点: Traffic source analysis across entire markets, AI strategy agents, shopper and app intelligence modules

アーレフス 勝利したタイトル: Larger backlink index, more granular keyword difficulty scores, lower entry price for individual users

シミラーウェブ vs モズ

Similarwebが勝利した点: Real-time traffic data and engagement metrics, broader competitive intelligence scope, market research tools

Mozが勝利した点: Domain authority scoring, local SEO features, more accessible pricing for freelancers

Similarweb vs Ubersuggest

Similarwebが勝利した点: Enterprise-level traffic analytics, competitor benchmarking depth, API access for custom integrations

ユーバーサジェスト 勝利したタイトル: Much lower price point, lifetime deal available, simpler learning curve for beginners

よくある質問

Ranktrackerは信頼できるサービスですか?

Yes, Ranktracker is a legitimate SEO tool used by freelancers and agencies. Every Ranktracker review we checked confirms it tracks keyword rankings across multiple search engines. However, some users have reported issues with lifetime deals and customer support responsiveness.

Similarwebは何に使われていますか?

Similarweb is used for website traffic analysis, competitive intelligence, and market research. It helps businesses understand where competitors get their search traffic, what keywords they rank for, and how audiences behave online. Every Similarweb review highlights its strength in traffic data. Enterprise modules include app intelligence, shopper intelligence, and stock intelligence for tracking stock performance and premium stocks.

Ranktrackerは無料ですか?

Ranktracker offers a 7 day free trial limited to 10 tracked keywords. Paid plans start at $14/month for the Starter tier. There is no permanent free plan. The keyword tool and web audit feature are included in all paid tiers.

Similarwebの料金はいくらですか?

The Competitive Intelligence plan starts at $125/month. The professional plan with SEO tools costs $335/month. The full plan with ad tracking is $540/month. The team plan and enterprise plan pricing is custom. A web intelligence starter plan may be available for smaller teams — contact sales for details.

SimilarwebはSemrushより優れていますか?

It depends on your needs. Similarweb excels at traffic analysis and market-level insights, allowing users to benchmark websites rank against competitors. Semrush is stronger for keyword research, content marketing, and hands-on SEO tasks. Semrush is also more affordable and is considered among the best SEO tools for smaller teams who need organic search data.

ファヒム・ジョハーダー、創設者

ファヒム・ジョハーダー、創設者

900種類以上のAIツールをテスト済み。月間読者数25万人以上。

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