Démarrage rapide
Ce guide couvre toutes les fonctionnalités de Speechify :
- Commencer — Create your account and finish basic setup
- Comment utiliser un générateur de voix IA — Turn any written text into natural sounding voices in seconds
- Comment utiliser le clonage vocal par IA — Build custom voices from a 30-second recording of your own voice
- Comment utiliser le doublage par IA — Publish digital content in different languages with instant translation
- Comment utiliser Scan & Listen — Read printed text using optical character recognition on mobile devices
- Comment utiliser l'accès API — Add speech synthesis technology to your own app or workflow
- Comment utiliser une expérience de lecture personnalisable — Control reading speed, skip headers, and set your own playback rules
- Comment utiliser la mise en surbrillance et la prise de notes — Follow the voice reader with active highlighting and save key lines
- Comment utiliser la synchronisation multiplateforme — Your Speechify library instantly syncs across phone, tablet, and desktop
- How to Use Wide Variety of Voices and Languages — Pick from premium voices, regional accents, and over 30 languages
Temps nécessaire : 5 minutes par fonctionnalité
Vous trouverez également dans ce guide : Conseils de pro | Erreurs courantes | Dépannage | Tarification | Alternatives
Pourquoi faire confiance à ce guide ?
I have used the Speechify app daily for eight months across phone, laptop, and browser.
Every step below comes from my own account, not from a press kit.
Speechify est un synthèse vocale app that reads your documents out loud.
Most people install it, press play, and never touch the rest.
This guide shows you how Speechify handles all nine of its main tools.
Step by step, with screenshots and the settings I actually keep on.
Tutoriel Speechify
This How To Use Speechify tutorial walks you from a blank account to voix cloning and dubbing.
Discourir
Listen to any document instead of reading it. Speechify turns pdf files, emails, and word documents into spoken words with high quality ai voices. Start on the free plan and upgrade only if you need premium features.
Premiers pas avec Speechify
Setup takes about three minutes and one confirmation email.
Here is what my own first week with the tool looked like:
Passons maintenant en revue chaque étape.
Étape 1 : Créez votre compte
Go to the Speechify website and click Sign Up.
Enter your email, or use the Google login to skip password setup.
✓ Point de contrôle: A confirmation email lands in your boîte de réception within a minute.
Step 2: Download Speechify on Your Devices
Download Speechify from the App Store or Google Play for the mobile version.
Add the Chrome extension for the desktop version, which reads all your websites aloud.
The same login covers web, mobile, and browser.
Here is what you get once you are inside:
✓ Point de contrôle: Your dashboard shows an empty Speechify library ready for files.
Step 3: Add Your First Document
Coller texte, drop in a file, or share a link from your phone.
Speechify accepts pdf files, word documents, EPUBs, and plain Google Docs links.
Press play and pick a voice you can listen to for an hour.
✅ Terminé : Your account is live and you are ready for any feature below.
Comment utiliser le générateur de voix IA Speechify
Générateur de voix IA lets you convert written text into a finished audio file.
This is the core voice feature and the reason most people download Speechify.
Step 1: Import Your Text
Open the Speechify app and tap the plus icon.
Paste a passage, upload a document, or point it at a web page.
Step 2: Pick a Voice and Speed
Open the voice picker and audition a few high quality ai voices.
Set reading speed anywhere from 0.5x to 4.5x playback.
Voici à quoi cela ressemble :
✓ Point de contrôle: The player shows your chosen voice and the estimated reading time.
Step 3: Export the Audio
Tap the download icon to save the narration as an audio file.
Speechify exports in MP3 and WAV audio format for offline use.
✅ Résultat : Any written text now plays back as spoken words on demand.
💡 Conseil de pro : Save MP3s before a flight so you can listen without an internet connection.
Comment utiliser le clonage vocal par IA Speechify
Clonage vocal par IA lets you build custom voices from a short recording.
Thirty seconds of clean audio is enough for a usable clone.
Step 1: Open AI Voice Studio
Go to Voice Studio in the web dashboard and choose Create Voice.
Read the on-screen script at a normal pace.
Step 2: Record and Train
Record in a quiet room with no background noise or fan hum.
Training finishes in a few minutes.
Voici à quoi cela ressemble :
✓ Point de contrôle: Your clone appears in the voice list beside the stock premium voices.
Step 3: Assign It to a Document
Select the cloned voice, then play any document in your own voice.
✅ Résultat : You have a personal narrator for scripts, courses, and drafts.
💡 Conseil de pro : Record two samples, one calm and one energetic, then switch by content type.
Comment utiliser le doublage IA de Speechify
Doublage par IA lets you republish digital content in different languages.
Speechify supports over 30 languages, including Spanish, German, and French.
Step 1: Upload Your Source File
Drop a video or audio file into the dubbing tool.
Étape 2 : Choisir la langue cible
Pick your output language and let instant translation run.
The system keeps timing close to the original track.
Voici à quoi cela ressemble :
✓ Point de contrôle: A preview player appears with the dubbed track loaded.
Étape 3 : Vérification et exportation
Listen to the full pass before you publish anything.
Fix names and technical terms by editing the source script.
✅ Résultat : One recording now reaches audiences in several different languages.
💡 Conseil de pro : Dub your three best videos first and watch retention before doing the rest.
How to Use Speechify Scanner
Scannez et écoutez lets you turn printed text into audio with your camera.
It runs on optical character recognition inside the Speechify mobile app.
Étape 1 : Ouvrez le scanner
Tap the camera icon in the mobile app.
Flatten the page and hold the phone steady above it.
Step 2: Capture the Page
Take the photo and wait for the text layer to appear.
Crop out page numbers and footers before you confirm.
Voici à quoi cela ressemble :
✓ Point de contrôle: The scanned page opens as an editable document in your library.
Step 3: Press Play
Choose a voice and listen while the app reads the scan aloud.
✅ Résultat : Paperbacks, letters, and handouts become listenable on mobile appareils.
💡 Conseil de pro : Scan several pages in one session, since batch scans keep chapter order intact.
Comment utiliser l'accès à l'API Speechify
Accès API lets you put Speechify text to speech inside your own product.
It is the same speech synthesis technology used in the consumer app.
Étape 1 : Générer une clé API
Open the developer console and create a key for your project.
Étape 2 : Envoyez votre première demande
Post your text, voice ID, and output format to the speech endpoint.
The response returns audio files you can cache or stream.
Voici à quoi cela ressemble :
✓ Point de contrôle: Your test call returns a playable clip in under two seconds.
Step 3: Set Usage Limits
Cap characters per user so a single account cannot drain your quota.
✅ Résultat : Your app can now read aloud without you building a voice engine.
💡 Conseil de pro : Cache repeated phrases like menu prompts instead of regenerating them every session.
How to Customize Speechify Reading Experience
Expérience de lecture personnalisable lets you shape how the voice reader behaves.
The free version caps you near 250 words per minute.
Étape 1 : Ouvrir les paramètres de lecture
Tap the speed dial in the player and drag it upward.
The premium version reaches five times the average reading speed.
Step 2: Skip What You Do Not Need
Turn on skip settings for headers, footnotes, and citations.
Academic pdf files become far cleaner to follow.
✅ Résultat : Playback matches your comprehension instead of fighting it.
💡 Conseil de pro : Raise speed by 0.25x each week rather than jumping straight to 3x.
How to Use Speechify Highlighter and Note-Taker
Surlignage et prise de notes lets you follow the words as they play.
Active highlighting keeps your eyes locked to the sentence being read.
Step 1: Turn On Text Highlighting
Open reader settings and enable highlighting.
Pick a highlight colour that survives dark mode.
Step 2: Save the Lines That Matter
Long-press a sentence to save it as a note.
Use the recap button to summarise long documents into bullet points.
✅ Résultat : You finish a document with notes already collected.
💡 Conseil de pro : Auditory learners retain more when highlighting and audio run together.
Comment utiliser la synchronisation multiplateforme de Speechify
Synchronisation multiplateforme lets you start on a laptop and finish on a phone.
Your Speechify library immédiatement syncs progress, notes, and voice settings.
Step 1: Sign In Everywhere
Use the same account on web, iOS, Androïde, and the Chrome extension.
Step 2: Check Your Position
Reopen any file and playback resumes at the exact sentence you left.
Downloads stay on the device, so commutes work without an internet connection.
✅ Résultat : One queue follows you across every screen you own.
💡 Conseil de pro : Send long reads to the app from your browser, then listen during the drive home.
How to Use Speechify Wide Variety of Voices and Languages
Wide Variety of Voices and Languages lets you match the voice to the task.
Premium voices include celebrity voices such as Gwyneth Paltrow and Snoop Dogg.
Étape 1 : Parcourir la bibliothèque vocale
Filter by language, accent, and gender in the voice menu.
British, American, and Australian English all sit under the same tab.
Step 2: Set a Default Per Language
Assign one voice to English and another to your study language.
Language learners can hear pronunciation in context this way.
✅ Résultat : Every document opens with a voice that fits its purpose.
💡 Conseil de pro : Use a calm voice for study material and a brighter one for news.
Conseils et raccourcis pour Speechify Pro
After eight months of daily use, these are the settings that earned their place.
Raccourcis clavier
| Action | Raccourci |
|---|---|
| Play or pause | Espace |
| Skip forward | Right arrow |
| Speed up playback | Shift + Up arrow |
| Read selected text (Chrome) | Alt + R |
Fonctionnalités cachées que la plupart des gens ignorent
- Recap summaries: Press Recap to compress a long report into bullet points before you listen.
- Auto-scroll: Keeps web pages moving with the voice, so you never touch the scrollbar.
- Voice-to-text dictation: Dictate notes and replies instead of typing them on a phone keyboard.
Erreurs courantes à éviter
Mistake #1: Cranking the speed too tôt
❌ Faux : Jumping to 4x on day one and retaining almost nothing.
✅ À droite : Add 0.25x per week until comprehension starts to slip, then drop back.
Mistake #2: Judging the app on the free plan
❌ Faux : Testing limited features, then deciding the voices sound flat.
✅ À droite : Run the three-day trial so you hear the premium voices before you decide.
Mistake #3: Scanning books in bad light
❌ Faux : Photographing a curved page under a lamp and getting scrambled text.
✅ À droite : Flatten the book, use daylight, and let the scanner grab clean printed text.
Dépannage de Speechify
Problem: Premium voices load slowly or stutter
Cause: High quality voices stream from the server and need steady bandwidth.
Réparer: Download the file for offline playback, or switch to a standard voice temporarily.
Problem: The Chrome extension will not read a page
Cause: The extension cannot reach text inside iframes, canvas viewers, or locked PDF readers.
Réparer: Select the text manually and press the listen button, or open the file in the app.
Problem: Your scan comes out as gibberish
Cause: Optical character recognition struggles with glare, shadows, and tilted pages.
Réparer: Re-shoot the page flat in daylight and crop tight before confirming.
📌 Note: If none of these fix your issue, contact Speechify support from the account menu.
Qu'est-ce que Speechify ?
Discourir est une application de synthèse vocale qui convertit du texte écrit en paroles.
Think of it as an ai reader that narrates whatever you would otherwise skim.
Cliff Weitzman created Speechify after struggling with dyslexia as a étudiant.
Speechify lets you listen to books, emails, and reports without staring at a screen.
Artificial intelligence handles pronunciation, pacing, and pauses on its own.
It runs on neural speech synthesis, so narration sounds human like rather than robotic.
Regardez ce bref aperçu :
Il comprend les fonctionnalités clés suivantes :
- Voix IA Générateur: Turns documents, emails, and articles into audio files.
- Clonage vocal par IA : Creates custom voices from a 30-second sample of your own.
- Doublage par IA : Rebuilds your content in different languages with instant translation.
- Scannez et écoutez : Reads printed text captured through your phone camera.
- Accès API : Puts the same speech engine inside third-party apps.
- Customizable Reading Experience: Adjusts reading speed and skips headers or citations.
- Highlighting and Note-Taking: Tracks each sentence visually while the voice reader plays.
- Synchronisation multiplateforme : Keeps progress aligned across web, mobile, and browser.
- Wide Variety of Voices and Languages: Offers realistic voices across 30+ languages and accents.
Avid readers use it to double their weekly page count while walking or driving.
It is also a genuine accessibility tool for dyslexia and low vision.
Pour une analyse complète, consultez notre Avis sur Speechify.
Tarifs de Speechify
Here is what Speechify costs in 2026:
| Plan | Prix | Idéal pour |
|---|---|---|
| Limité | 0 $/mois | Trying the limited free version with standard voices |
| Annuel | 11,58 $/mois | Daily users who want premium features at the lowest rate |
| Mensuel | 29 $/mois | Short projects, dubbing sprints, or a single busy semester |
Essai gratuit : Yes — three days of full premium access.
Garantie de remboursement : Cancel anytime, and the change applies to future charges only.
💰 Meilleur rapport qualité-prix : Annual — the same premium features for roughly a third of the monthly rate.
A Speechify premium subscription unlocks offline playback, faster speeds, and more advanced features.
Those additional features include full language access and the complete premium voice catalogue.
Speechify contre les alternatives
How does Speechify compare with the rest of the market?
| Outil | Idéal pour | Prix | Notation |
|---|---|---|---|
| Discourir | Reading documents aloud daily | 11,58 $/mois | ⭐ 4.2 |
| ElevenLabs | Les voix les plus réalistes | 5 $/mois | ⭐ 4,6 |
| Murf IA | voix off en studio | 19 $/mois | ⭐ 4,5 |
| Jouer.ht | Developer voice API | 31 $/mois | ⭐ 4,4 |
| Lecteur naturel | Plan gratuit généreux | 9,99 $/mois | ⭐ 4,3 |
| Description | Podcast et montage vidéo | 19 $/mois | ⭐ 4,5 |
| Lovo | voix off vidéo | 24 $/mois | ⭐ 4,3 |
| Speechelo | Achat unique | 47 $ une fois | ⭐ 3,9 |
Sélection rapide :
- Meilleur résultat global : Speechify — nothing else reads your whole library this smoothly.
- Meilleur budget : NaturalReader — the strongest free version for students.
- Idéal pour les débutants : Speechify — press play and it simply works.
- Best for voiceover work: ElevenLabs — closest thing to human narration on the market.
Looking for Speechify alternatives? Here are the strongest options:
- 🚀 Murf IA : Studio-grade voiceovers with timing controls that beat most speech apps for video work.
- 💰 Jouer.ht : Deep voice library and a solid API for developers who need bulk audio files.
- 🎨 Lovo : Genny editor pairs ai generated voices with video timelines for marketing teams.
- ⚡ Description : Edits podcasts by editing text, with Overdub voice cloning built into the timeline.
- 🧠 ElevenLabs : The most human like speech synthesis available right now, especially for emotion.
- 🎯 Listnr: Turns blog posts into podcast feeds automatically, useful for publishers.
- 🎙️ Podcastle: Recording, editing, and cleanup of background noise in one browser tab.
- 🌟 Doublage: Talking avatars plus voice work, handy for short-form social video.
- 🏢 Laboratoires WellSaid: Enterprise-approved voice avatars with strict licensing for corporate training.
- 🔥 Revoice: Emotion-based voice picker aimed at ads and sales videos.
- ♿ Haut-parleur de lecture: Website accessibility engine used by universities and government sites.
- 👶 Lecteur naturel : The closest free plan rival, with a generous browser reader for students.
- 🎬 Modifié: Voice-changing and dubbing tuned for film and game studios.
- 💼 Speechelo: One-time payment instead of a subscription, good for occasional projects.
- 🔧 TTS OpenAI : Pay-per-character speech synthesis for developers building their own tools.
- 📊 Hume: Reads emotional tone and replies with matching delivery, strong for research.
Pour la liste complète, consultez notre Alternatives à Speechify guide.
⚔️ Comparaison de Speechify
Here is how Speechify stacks up against each competitor:
- Speechify contre Murf IA : Murf wins on voiceover production. Speechify wins for reading long documents aloud every day.
- Speechify contre Play.ht : Play.ht has broader API pricing tiers. Speechify has the better mobile app and scanner.
- Speechify vs Lovo: Lovo suits video rédacteurs. Speechify suits readers who want text to speech everywhere.
- Speechify vs Descript: Descript edits media. Speechify consumes it, turning pdf files and articles into audio.
- Speechify contre ElevenLabs: ElevenLabs sounds more realistic. Speechify handles whole libraries, not single clips.
- Speechify vs Listnr: Listnr publishes podcasts from posts. Speechify reads all your websites on demand.
- Speechify contre Podcastle: Podcastle records audio. Speechify reads existing written text you already own.
- Speechify contre Dupdub: Dupdub focuses on avatars. Speechify focuses on reading speed and comprehension.
- Speechify contre WellSaid Labs: WellSaid serves enterprise brand voices. Speechify serves individual speechify users.
- Speechify vs Revoicer: Revoicer targets ad copy. Speechify targets books, emails, and word documents.
- Speechify vs ReadSpeaker: ReadSpeaker is bought by institutions. Speechify is bought by individual readers.
- Speechify contre NaturalReader: NaturalReader offers more in its free version. Speechify offers better premium voices.
- Speechify vs Altered: Altered is a studio tool. Speechify is a daily ai reader for commuters.
- Speechify vs Speechelo: Speechelo costs less once. Speechify updates constantly and syncs across mobile devices.
- Speechify contre TTS OpenAI : TTS OpenAI needs code. Speechify works out of the box for non-developers.
- Speechify contre Hume : Hume reads emotion. Speechify reads volume, chewing through long reading time faster.
Commencez à utiliser Speechify dès maintenant
You now know how to use Speechify across every major tool it ships with:
- ✅ Générateur de voix IA
- ✅ Clonage vocal par IA
- ✅ Doublage par IA
- ✅ Scannez et écoutez
- ✅ Accès API
- ✅ Expérience de lecture personnalisable
- ✅ Surlignage et prise de notes
- ✅ Synchronisation multiplateforme
- ✅ Wide Variety of Voices and Languages
Étape suivante : Pick one feature and try it today.
Most speechify users start with AI Voice Generator and a single PDF.
Install Speechify today and give it five minutes.
Foire aux questions
Comment utiliser Speechify ?
Create an account, add text by pasting, uploading, or scanning, then press play. Pick a voice, set your reading speed, and listen on any device.
Speechify est-il vraiment gratuit ?
Yes, the Limited plan costs $0/month with standard voices and speeds near 250 words per minute. Premium voices and offline audio files need a paid plan.
Comment utiliser Speechify sur un PDF ?
Upload the PDF into the app or open it in the Chrome extension. Speechify reads pdf files aloud and lets you skip headers, footnotes, and citations.
Comment tirer le meilleur parti de Speechify ?
Raise reading speed gradually, turn on text highlighting, and use Recap for long reports. Download audio files before voyage so playback survives a lost connection.
Quels sont les inconvénients de Speechify ?
There is no human narration, premium voices sometimes load slowly, and billing runs annually rather than monthly. Very high speeds can also hurt comprehension.
English 
Spanish 
Chinese 
German 
French 
Arabic 
Russian 
Portuguese 
Japanese 
Korean 
Italian 
Turkish 
Dutch 
Polish 
Indonesian 
Thai 
Vietnamese 