Letterly vs HeyMates
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Letterly
Effortlessly convert your spoken words into polished text for notes, messages, emails, and more. Organize with custom tags, use offline, and choose from over 25 rewrite styles in 90+ languages. Syncs across all your Apple devices.
- Speech to text transcription
- Customizable rewrite styles
- Offline note-taking
- Multi-language support
- Cross-device syncing
- Note organization with tags
- Audio file transcription
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Turn your speech into brilliant text – instantly. Write anything, anytime. Perfect for notes, messages, emails, meeting summaries, journal entries, social media posts, and much more. Find your own unique use case! HOW IT WORKS This isn’t just a transcription tool. Just record any speech, and get polished, ready-to-use text immediately. USE CASES - Note-taking: ideas, to-dos, shopping lists, plans - Communication: messages, emails, comments - Content creation: social media posts, articles, newsletters, scripts - Journaling: thoughts, emotions, memories, gratitude - Meetings: summaries, minutes, action plans USEFUL FEATURES - Tags: organize notes with custom tags for easy navigation - Offline mode: capture thoughts anytime, even without internet - Any device: iPhone, Web, Mac, or iPad – notes stay synced across all platforms - Rewrite options: choose from 25+ premade rewrite styles or create your own - 90+ languages: speak freely – language is detected automatically - Widget: start recording instantly from your home screen - Translate: convert voice notes to any language in seconds - Quick sharing: send your text anywhere via Share button or integrations like Zapier - Audio upload: transcribe recordings made outside the app - Long recordings: record up to 90 minutes per note with unlimited recordings Download and try it today! We’ve designed the app to be simple, intuitive, and perfect for daily use. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula
HeyMates
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HeyMates is the companion app for the HeyMates Smart Base and Figurines. Use the app to set up your account, connect your Smart Base, view your connected Mate, and manage device and account settings from your phone. With HeyMates, you can: Set up and connect your Smart Base View the Mate connected to your Base Manage Wi-Fi, volume, timezone, and firmware Rename your Base and manage guest figurines Manage your account, login, and security settings Change the app language Access Help Center and customer support HeyMates works with compatible HeyMates Smart Base and Figurines. A compatible device is required for connected hardware features. For assistance, contact support@olli-ai.com.
Screenshots
Verdict
The clearest difference is in-app purchases: HeyMates at none against Letterly's 9. Letterly's advantage is update cadence (every 11 days vs monthly) and device support (4 vs 2). On price, ads and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Letterly sells 9 in-app purchases, starting at $19.99 per month. HeyMates asks for nothing beyond the download.
Letterly ships an update every 11 days, HeyMates monthly. Both last shipped on November 12, 2026.
| Parameter | Letterly | HeyMates |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (1.1K ratings) — better | — |
| Positive reviews | 78.1% of reviews | — |
| Number of ratings | 1.1K — better | — |
| Update frequency | Every 11 days — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, Mac, Apple Watch — better | iPhone, iPad |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 95 MB | 136 MB |
| Age rating | 4+ | 4+ |
| Developer | Anton Lebedev | OLLI TECHNOLOGY CORPORATION |
Bugs and requests
Letterly
Reported bugs
3 issues- Login screen freezes
- Incompatible with older devices
- When I get phone calls, I lose the entire recording
Requested features
3 requests- Dark mode option
- Advanced analytics dashboard
- Ability to use the artificial intelligence to search through all of my old notes for similar topics or keywords
HeyMates
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Letterly
- PRO Subscription (1 month)$19.991 Month
- PRO Subscription (3 months)$44.903 Months
- PRO Subscription (1 Year)7 Days trial$69.991 Year
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- PRO Subscription (1 Year)7 Days trial$79.991 Year
- PRO Subscription (1 Year)7 Days trial$89.991 Year
- PRO Subscription (12 months)7 Days trial$99.991 Year
- PRO Subscription (12 months)14 Days trial$99.991 Year
- PRO Subscription (Lifetime)$199.99
- PRO Subscription (Lifetime)$249.99
HeyMates
No in-app purchases









