Instantly vs Warmy: Which Warms Up Your Inbox Best in 2025?

von | Mai 9, 2025

Zweiter
Sofort
4.8
  • Personalisiert Kalte E-Mail
  • E-Mail-Aufwärmphase
  • Über 160 Millionen B2B-Kontakte
  • Posteingangsverfolgung
  • Besucherverfolgung
  • Kostenlose Testversion verfügbar
  • Bezahlte Pläne von $37,90/Monat
Gewinner
Bester Abschnitt Bild 12
7.5
  • E-Mail-Aufwärmphase
  • E-Mail-Seed-Liste
  • Integration mit GPI
  • Warmy API
  • Adeline AI
  • Kostenlose Testversion verfügbar
  • Demo buchen für detaillierte Preise
Fahim AI 6 2

Are your emails landing in the spam folder?

It’s frustrating when your important messages don’t reach the people you want to connect with, right?

In 2025, tools like Instantly and Warmy are designed to help with warming up your email address.

But which one is the best to ensure your emails get delivered? 

Let’s take a look at how Instantly vs Warmy stack up to effectively warm up your Posteingang.

Überblick

We’ve put both Instantly and Warmy through their paces, simulating real-world email sending scenarios.

Our testing focused on deliverability rates, ease of use, and the time it took to see positive results.

This hands-on experience has given us a clear picture of their strengths and weaknesses, leading us to this direct comparison.

Sofortige KI
4.8von 5

Ready to give Instantly a try? Experience the speed and simplicity of a modern lead generation tool. Sign up for a free trial today!

Preise: It has a free plan. The premium plan starts at $37.9/month.

Hauptmerkmale:

  • Warmup & Deliverability
  • Automated Sequences
  • Erweiterte Analysen
Warmy CTA
3.5von 5

Boost your email deliverability and land more leads! Warmy’s data-backed warm-up strategies ensure your emails hit the inbox.

Preise: It has a free trial. Book a demo to the owner for pricing.

Hauptmerkmale:

  • E-Mail-Aufwärmphase
  • Warmy API
  • E-Mail-Seed-Liste

What is Instantly?

Instantly focuses on lead generation. It helps you warm up email lists.

Then, it automates outreach.

It’s about getting more leads faster.

Entdecken Sie auch unsere beliebtesten Instantly alternatives

Sofortige KI

Unsere Meinung

sofortiger CTA

Instantly ist ein wertvolles Tool für Unternehmen, die ihre Outreach-Aktivitäten intensivieren möchten. Es ist jedoch wichtig zu beachten, dass es sich in erster Linie um eine Outreach-Plattform und nicht um eine vollständige CRM-Lösung handelt.

Hauptvorteile

  • Multi-Channel-Outreach: Verbinden Sie sich mit potenziellen Kunden per E-Mail, LinkedIn, Twitter und mehr.
  • Personalisierte Nachrichten: Passen Sie Ihre Nachrichten an jeden Empfänger an.
  • Automatisierte Nachverfolgungen: Bleiben Sie im Gedächtnis, ohne einen Finger zu rühren.
  • Detaillierte Analysen: Verfolgen Sie Ihren Fortschritt und finden Sie heraus, was funktioniert.

Preise

  • Wachstums-CRM: 37,9 $/Monat, unbegrenzte Plätze.
  • Hyper CRM: 77,6 $/Monat, unbegrenzte Plätze.
Sofortige Preisgestaltung

Pros

  • Ideal für Öffentlichkeitsarbeit und Lead-Generierung.
  • Leistungsstarke Automatisierungsfunktionen.
  • Es trägt zur Verbesserung der Antwortraten bei.
  • Einfache Personalisierung von Nachrichten.

Nachteile

  • Bei einer groß angelegten Öffentlichkeitsarbeit kann es teuer werden.
  • Der kostenlose Plan ist minimal.
  • Kein vollwertiges CRM.

Was ist Warmy?

So, what’s the deal with Warmy?

Think of it like this: it helps your new email address look trustworthy to email providers.

It sends and receives emails automatically, making your account seem active and legit.

This whole process helps your real emails land in inboxes, not spam folders.

Pretty neat, huh?

Entdecken Sie auch unsere beliebtesten Warmy alternatives

Herzliche Einführung

Unsere Meinung

Warmy CTA

Maildoso ist eine gute Option für Unternehmen, die ihre E-Mail-Kommunikation personalisieren möchten. Die Komplexität und die begrenzte Anzahl an E-Mail-Vorlagen können jedoch für manche Nutzer ein Nachteil sein.

Hauptvorteile

Warmy glänzt in einigen Schlüsselbereichen:

  • Steigern Sie die Zustellbarkeit Ihrer E-Mails um bis zu 99 %.
  • Sehen Sie positive Ergebnisse bereits nach 7–14 Tagen.
  • Bietet Integration mit über 5000 verschiedenen E-Mail-Anbietern.
  • Bietet detaillierte Berichte zu Ihrem E-Mail-Gesundheitsstatus.
  • Ermöglicht Ihnen die Verwaltung einer unbegrenzten Anzahl von E-Mail-Konten.

Preise

Warmy bietet verschiedene Pläne für unterschiedliche Bedürfnisse:

  • B2B-Absender: Demo buchen
  • B2C-Absender: Demo buchen
  • Benutzerdefinierter Plan: Demo buchen
Warmy-Preise

Pros

  • Es steigert die Zustellbarkeit wirklich.
  • Die Einrichtung ist ganz einfach.
  • Berichtsfunktionen sind hilfreich.
  • Der Kundensupport reagiert schnell.
  • Es verarbeitet viele E-Mail-Anbieter.

Nachteile

  • Der Einstiegspreis ist etwas hoch.
  • Es dauert einige Zeit, bis Ergebnisse sichtbar werden.
  • Detailliertere Analysen wären toll.

Funktionsvergleich

Ready to delve into a detailed comparison of Instantly and Warmy?

We’ll break down 11 key features to help you decide which tool best suits your cold emailing and email deliverability needs for effective outreach campaigns.

1. Primary Focus

  • Instantly: An all-in-one sales engagement platform. It combines lead generation, email warm up, and cold emailing campaign management to help instantly turns leads into clients.
  • Warmy: Primarily an email deliverability tool specifically designed for email warm up and improving inbox reputation. Its main goal is to ensure your email campaigns land in the inbox, not the spam folder.

2. Email Warm-up Network & Method

  • Instantly: Features a large, active network of over 1,000,000 real email accounts for warm up emails. It mimics human-like conversations and interactions to build sender reputation effectively.
  • Warmy: Emphasizes a high-quality email warm up network (over 35,000 inboxes) that uses AI to art automatic warm interactions in over 30 languages. It focuses on generating realistic engagement to boost email deliverability.

3. Lead Generation & Database Access

  • Instantly: Includes a built-in instantly lead finder with access to a vast database of verified leads (around 160 million B2B contacts), allowing instantly users to source prospects directly within the platform.
  • Warmy: Does not offer lead generation capabilities or a lead database. It is a specialized email deliverability tool that focuses on the health of your email accounts for sending to pre-existing lists.
instantly-AI-top-benefits

4. Campaign Management & Sending

  • Instantly: Provides a comprehensive campaign Baumeister for creating and managing multi-stage cold emailing sequences. It allows instantly users to connect unlimited email accounts and manage all your sending accounts from one place with smart scheduling.
  • Warmy: Does not include campaign management or sending features. Its function is purely to optimize your email account for email outreach; actual email marketing campaigns are sent through a separate platform.

5. Unified Inbox & Reply Management

  • Instantly: Features a unified inbox that centralizes all replies from your outreach campaigns across all your sending accounts, making it easy for instantly users to manage conversations and close deals.
  • Warmy: Does not have a unified inbox for managing campaign replies. Its automated interactions are part of the warm up process to build sender reputation, not to facilitate direct client communication for email marketing.

6. Scalability of Email Accounts

  • Instantly: A major advantage is the ability to connect unlimited accounts and unlimited email accounts for warm-up and active sending, providing immense scalability for growing cold emailing operations.
  • Warmy: Supports warming up an email account and multiple mailboxes. While it scales for warming, its plans are typically tiered by the number of inboxes, and it’s not designed for managing thousands of active sending accounts for concurrent outreach.

7. Analytics & Reporting

  • Instantly: Offers campaign analytics that track key metrics such as open rates, reply rates, and bounce rates for outreach campaigns. It also tracks opportunities and pipeline generated.
  • Warmy: Provides detailed analytics focused specifically on email deliverability, domain warming, and inbox reputation. This includes spam score checks, blacklist monitoring, and deliverability tests to ensure your emails reach the inbox.

8. AI Capabilities

  • Instantly: Leverages instantly ai for advanced personalization (e.g., AI Spintax) and to streamline various aspects of the sales engagement process, enhancing the effectiveness of email outreach.
  • Warmy: Utilizes AI extensively in its warm up process to generate realistic and personalized warm up emails, mimic human-like behavior, and intelligently adjust the warm up schedule based on your email deliverability health.
Warmy Email Warm-Up

9. Pricing Model

  • Instantly: Offers competitive pricing, often lauded for providing unlimited email accounts for warm-up and sending, making it a cost-effective solution for scaling cold emailing.
  • Warmy: Its pricing is tiered based on the number of email account to be warmed up. While it offers free tools like an email deliverability test, accessing its full warm up process and advanced features requires a paid plan.

10. Core Value Proposition

  • Instantly: Aims to be the comprehensive solution for cold emailing, providing everything from lead sourcing to sending and deliverability to generate meetings and revenue quickly for instantly users.
  • Warmy: Positioned as a specialized email deliverability tool. Its core value is ensuring that the warm up process is so effective that your email marketing campaigns consistently land in the primary inbox, preventing your emails from getting stuck in the spam folder.

11. Domain & IP Reputation Focus

  • Instantly: Helps build sender reputation for all your sending accounts and connected domain warming through its extensive network and consistent positive interactions.
  • Warmy: Places a very strong emphasis on domain warming and IP reputation. It actively works to clean up and maintain the health of your sender identity, crucial for long-term email deliverability.

What to Look For When Choosing a Cold Email Tool?

Here’s a quick checklist:

  • Beyond Basic Warm-up: Don’t settle for just any warm up process. Ensure the platform actively engages with emails (opens, replies, marking as important) from diverse and real inboxes, truly building your inbox reputation and not just sending dummy emails.
  • Intelligent Inbox Rotation: For scaling cold emailing, inbox rotation is crucial. Look for a platform that intelligently distributes your sending volume across multiple email accounts to avoid hitting daily limits and reduce the risk of any single account being flagged.
  • Comprehensive Deliverability Tools: The platform should offer more than just warm-up. Check for features like email validation, spam trap detection, and blacklisting monitoring to maintain a pristine sender reputation. Many Warmy reviews highlight its strength in these specialized deliverability tools.
  • Integrated Lead Sourcing (if needed): If lead generation is a pain point, a built-in lead finder with access to verified leads can be a significant advantage, streamlining your entire outreach campaigns workflow.
  • AI for Optimization, Not Just Generation: While AI for content generation is useful, look for platforms where Instantly AI or similar technologies are used to optimize send times, analyze campaign performance, and proactively suggest improvements to your sales strategies.
  • Scalability for Unlimited Growth: If you foresee rapid expansion, the ability to connect unlimited email accounts and manage all your sending accounts from a unified inbox is a non-negotiable for sustained cold emailing.
  • Detailed Performance Metrics: Beyond basic open/reply rates, look for platforms that offer detailed analytics on pipeline, conversions, and revenue attributed to your outreach campaigns, allowing for data-driven decisions.

Endgültiges Urteil

Okay, so we’ve looked closely at Instantly and Warmy.

Both are good at helping your emails land in the right place.

But if we had to pick just one, we’d lean towards Warmy. Why?

Because it feels like it builds a really strong base for your email sending.

The email template checker is super handy for avoiding spam traps.

Plus, even though it might take a little longer than Instantly to see those top results, the focus on long-term inbox placement seems worth it. 

We’ve tested these tools ourselves, so we know what we’re talking about.

Trust us, for consistent delivery and peace of mind, Warmy might just be your best bet to Aufwärmen inbox in the long run.

More of Instantly

Here’s a comparison of Instantly with its alternatives, highlighting their unique strengths:

  • Instantly vs Apollo: Instantly excels in rapid email outreach and integrated warm-up features. Apollo provides a larger lead database and a comprehensive sales intelligence platform.
  • Instantly vs Snov IO: Instantly focuses on deliverability and scalable cold email campaigns. Snov IO offers a broader suite including email finding, verification, and a CRM.
  • Instantly vs Hunter IO: Instantly offers advanced cold email sequences and campaign management. Jäger IO is primarily used for email finding and verification, with basic sending.
  • Instantly vs Reply IO: Instantly is known for unlimited warm-up and robust email-focused automation. Antwort IO provides a multi-channel sales engagement platform, including LinkedIn.
  • Instantly vs UpLead: Instantly specializes in maximizing email deliverability for outreach. UpLead focuses on providing highly accurate B2B contact data for prospecting.
  • Instantly vs Mailshake: Instantly streamlines high-volume cold email campaigns with a built-in lead finder. Mailshake emphasizes personalized outreach with email and social touchpoints.
  • Instantly vs Lemlist: Instantly offers unlimited email accounts for scalable warm-up and sending. Lemlist focuses on hyper-personalization, including images and multi-channel sequences.
  • Instantly vs Woodpecker: Instantly provides unlimited email warm-up with AI-powered optimization. Specht is known for its strong deliverability features and sophisticated campaign logic.
  • Instantly vs Smartlead: Instantly combines lead finding with robust campaign management. Smartlead prioritizes advanced deliverability optimization for large-scale outreach.
  • Instantly vs Saleshandy: Instantly offers an all-in-one solution for cold email automation. Verkaufshandy provides email outreach with deliverability tools and a lead finder.
  • Instantly vs Klenty: Instantly focuses on email deliverability and simplified campaign setup. Klenty is a sales engagement platform with deeper CRM integrations and advanced cadences.
  • Instantly vs Warmbox: Instantly integrates email warm-up within its outreach suite. Warmbox is a dedicated, specialized tool for enhancing email sender reputation.
  • Instantly vs Maildoso: Instantly emphasizes unlimited warm-up and scaling cold email. Maildoso focuses on cost-effective email infrastructure and inbox rotation for deliverability.
  • Instantly vs Manyreach: Instantly offers tiered monthly plans for features. VieleReichweite provides credit-based pricing with comprehensive features available from the start.
  • Instantly vs Warmy: Instantly’s platform includes a streamlined warm-up. Warmy is a dedicated deliverability tool with detailed analytics and authentication features.

More of Warmy

Hier ein Vergleich von Warmy mit anderen Outreach-Plattformen:

  • Warmy gegen Snov IO: Warmy konzentriert sich auf das Aufwärmen von E-Mails für die Platzierung im Posteingang. Snov IO bietet Tools für die E-Mail-Suche, -Überprüfung und -Erreichbarkeit über mehrere Kanäle.
  • Warmy vs Instantly: Bietet eine All-in-One-Cold-E-Mail-Plattform mit Lead-Finder, unbegrenzten Konten und robuster Kampagnenverwaltung.
  • Warmy gegen Apollo: Warmy widmet sich der Optimierung der Zustellbarkeit von E-Mails. Apollo ist eine Sales-Intelligence-Plattform mit umfangreichen Lead-Daten und Outreach-Sequenzen.
  • Warmy gegen Hunter IO: Warmy verbessert den Ruf des Absenders und die Zustellbarkeit von E-Mails. Hunter IO findet und verifiziert in erster Linie E-Mail-Adressen für das Prospecting.
  • Warmy gegen Reply IO: Warmy sorgt für konsistenten E-Mail-Posteingang. Reply IO bietet eine umfassende Multi-Channel-Vertriebsengagement- und Automatisierungsplattform.
  • Warmy gegen UpLead: Warmy ist ein Spezialist für E-Mail-Warm-up und Zustellbarkeit. UpLead bietet hochwertige, verifizierte B2B-Kontaktdaten für die Lead-Generierung.
  • Warmy gegen Mailshake: Der Kern von Warmy ist die konsistente Zustellbarkeit von E-Mails. Mailshake automatisiert personalisierte Cold-E-Mail-Kampagnen mit Tracking.
  • Warmy gegen Lemlist: Warmy wurde speziell für eine robuste Zustellbarkeit von E-Mails entwickelt. Lemlist konzentriert sich auf hyper-personalisierte Multi-Channel-Reichweite, einschließlich Rich Media.
  • Warmy gegen Specht: Warmy verbessert den Ruf des Absenders und die Platzierung im Posteingang. Woodpecker ist eine Plattform für den sicheren Versand von Cold-E-Mail-Kampagnen mit Automatisierung.
  • Warmy vs. Smartlead: Warmy ist ein Experte für E-Mail-Diagnose und Verbesserung der Zustellbarkeit. Smartlead bietet eine umfassende Automatisierung der Kaltakquise für Kampagnen.
  • Warmy gegen Saleshandy: Warmy ist auf die Verbesserung der Zustellbarkeit von E-Mails spezialisiert. Saleshandy bietet Tools für die E-Mail-Verfolgung, Planung und personalisierte Ansprache.
  • Warmy gegen Klenty: Warmy konzentriert sich auf die Verbesserung der Reputation von E-Mail-Absendern. Klenty ist eine Vertriebsplattform für automatisierte E-Mail-Sequenzen und CRM-Integration.
  • Warmy gegen Warmbox: Warmy bietet ein höheres Aufwärmvolumen und detaillierte Analysen der Zustellbarkeit. Warmbox ist ein gezielter E-Mail-Warming-Dienst mit geringerer Kapazität.
  • Warmy gegen Maildoso: Warmy ist eine spezielle Lösung für das Aufwärmen und die Zustellbarkeit von E-Mails. Maildoso ist eine Cold-E-Mail-Infrastruktur, die in erster Linie für den Versand großer Mengen gedacht ist.
  • Warmy gegen Manyreach: Warmy ist spezialisiert auf E-Mail-Warm-up und Zustellbarkeit. Manyreach ist ein umfassendes Tool zur kanalübergreifenden Automatisierung der Kaltakquise.

Häufig Gestellte Fragen

What exactly does email warmup do?

Email warmup is like exercising for your new email address. It gradually builds a positive reputation with email providers. This makes them trust your emails per day and helps them land in the main inbox, not spam.

How long does it take to see results from a warmup tool?

With tools like Instantly and Warmy, you might start seeing better inbox placement within a week or two. However, it can take a few weeks to a month to see really strong and consistent improvement in your domain reputation.

Can I send cold emails right after using a warmup tool?

While a warmup tool helps, don’t rush into sending tons of cold email right away. Gradually increase your sending volume. This shows email providers you’re a legitimate sender and helps maintain good deliverability.

Do I still need to worry about my email content with a warmup tool?

Yes! A warmup tool helps your email address look good, but your email template still matters. Avoid spammy language and make sure your content is engaging and relevant to increase inbox placement. Tools like Warmy.io even have a template checker.

Is a paid warmup tool better than doing it manually?

Paid tools like lemwarm, Instantly.ai, and Warmy automate the warmup process. This saves you a lot of time and effort. They also have networks of accounts that interact with your mailbox, which is hard to replicate manually.

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