Comparison

HueLoop vs Letterly

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

HueLoop

Features
Read full description

"A real light changer" Step 1: Open the App Step 2: Lay back and enjoy! HueLoop will cycle through all the awesome colors there are. It will give you the relaxed and smooth atmosphere you need after a stress-full day. Lay back and chill. What customers say: "Ever since I got HueLoop my tiny bathroom has changed into a spa-palace!" "There are so many colors that I can't even name them all"

About

Letterly

Instantly transform your speech into polished text for notes, messages, social media, and more. Organize with custom tags, use offline, and choose from over 25 rewrite styles. Supports over 90 languages and syncs across all your devices.

Highlights
  • Speech to text transcription
  • Customizable text rewriting
  • Note organization with tags
  • Offline recording
  • Multi-language support
  • Cross-device syncing
  • Audio file upload transcription
Features
Read full description

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

Screenshots

HueLoop2 screens
Letterly4 screens

Verdict

The call

The clearest difference is price: Letterly at Free against HueLoop's $0.99. Letterly also leads on update cadence (every 10 days vs every 31 months). HueLoop's advantage is in-app purchases (none vs 9). On ads, device support 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

CostPrice · In-app purchases · Ads · Monetization

Letterly is free to download; HueLoop costs $0.99 up front. Letterly sells 9 in-app purchases, starting at $19.99 per month. HueLoop asks for nothing beyond the download.

UpkeepUpdate frequency

HueLoop ships an update every 31 months, Letterly every 10 days. The most recent releases landed on December 19, 2025 and October 17, 2026 respectively.

Scorecard3 real differences · 7 level
HueLoop versus Letterly: the parameters behind the verdict, then further details
ParameterHueLoopLetterly
Price$0.99Free — better
Rating—4.7 (1.1K ratings) — better
Positive reviews—78.1% of reviews
Number of ratings—1.1K — better
Update frequencyEvery 31 monthsEvery 10 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, Mac, Apple Watch — better
Requires iOS15.0 — better16.0
Further details — not scored
Size6 MB95 MB
Age rating4+4+
DeveloperZoliTechAnton Lebedev

Bugs and requests

HueLoop

Not enough reviews yet to summarise bugs or 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

In-app purchases

None

HueLoop

No in-app purchases

9 purchases

Letterly

Subscriptions7
  • PRO Subscription (1 month)$19.991 Month
  • PRO Subscription (3 months)$44.903 Months
  • PRO Subscription (1 Year)7 Days trial$69.991 Year
Show 4 more
  • 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
One-time2
  • PRO Subscription (Lifetime)$199.99
  • PRO Subscription (Lifetime)$249.99

Questions

Is HueLoop free?
HueLoop costs $0.99, with no in-app purchases.
Is Letterly free?
Letterly is free to download, with in-app purchases available.
Do HueLoop or Letterly have ads?
Neither HueLoop nor Letterly shows ads.
Which is updated more often, HueLoop or Letterly?
HueLoop ships an update every 31 months, and Letterly every 10 days. Most recently, HueLoop was updated on December 19, 2025 and Letterly on October 17, 2026.

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