Comparison

MimiLoop vs Duoler

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

Head to head
About

MimiLoop

Features
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MimiLoop helps you master pronunciation through repetition and awareness. Practice efficiently with four dedicated tabs. 4-Tab Interface Exemplars Import audio files or generate model pronunciation with English TTS. You can also import from other apps using the Share menu. Add multiple references per topic. Recordings Record unlimited takes, star your favorites, and track your progress over time. Import audio files (m4a/wav/mp3) from the Files app, or from other apps using the Share menu. Comparison Play your recording and exemplar side-by-side. Choose alternating or simultaneous playback with adjustable speed and loop mode. Focus Long-press any word to create targeted practice segments. Automatically extracts audio from all exemplars for that specific section. Key Features Playback Controls β€’ Speed adjustment: 0.25x, 0.5x, 0.75x, 1.0x (pitch-preserved) β€’ Precision seeking: Β±0.5s or Β±1.0s jumps β€’ Loop playback for intensive practice β€’ Each tab remembers your settings Speech Recognition β€’ Tap word chips to jump to exact timing β€’ Long press to select, then long press again to start Focus mode, look up in dictionary, or search on YouGlish β€’ On-device STT processing (English only) Organization β€’ Unlimited topics with custom text and IPA notation β€’ Drag and drop to reorder topics, recordings, and exemplars β€’ Tag system and favorites β€’ Full-text search Data Management β€’ Backup & Restore: Export as ZIP with automatic backups β€’ Storage Management: View usage and bulk delete β€’ Bulk Trim: Remove silence from all recordings Export & Privacy β€’ Export recordings as m4a or wav β€’ All data stays on your device β€’ No accounts, no cloud uploads, no tracking Recommended for language learners, public speakers, and anyone who wants to practice pronunciation repeatedly. Requirements: iOS 17.0 or later

About

Duoler

Features
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Learn a language from the videos you actually want to watch. Import a movie, show, lecture or any other video from the Files app. No subtitles? Duoler creates them with AI right on your iPhone, and can add a translation line to make bilingual subtitles. Tap any word or sentence to translate it, then save it to your notebook together with the video frame and audio clip. AI SUBTITLES ON YOUR IPHONE β€’ Speech recognition in 11 languages: English, Chinese (Simplified and Traditional), Cantonese, Japanese, Korean, French, German, Spanish, Italian and Portuguese β€’ Bilingual subtitles with translation into 20 languages β€’ Everything runs on your device. Your videos are never uploaded TAP TO TRANSLATE β€’ Tap a word or a whole sentence while you watch β€’ Uses Apple's on-device translation (iOS downloads each language once) A NOTEBOOK WITH CONTEXT β€’ Double-tap a word to save it, or save the whole sentence β€’ Every item keeps the video frame and audio clip it came from, so you can hear it again MADE FOR LISTENING PRACTICE β€’ Split a video into 3- or 5-minute practice sections β€’ Move through Listen, Study and Review phases, with subtitles hidden when needed β€’ Loop one sentence, mark difficult moments, and resume where you stopped β€’ Review saved words and sentences with their original audio β€’ Jump by sentence or 10 seconds, change speed, and adjust subtitle timing MORE LOCAL VIDEO FORMATS β€’ Reference the original file to save space, or keep an independent copy in Duoler β€’ Local playback for common formats including MKV and WebM with VP9 or AV1, when the file's tracks are supported YOUR OWN SUBTITLES WORK TOO β€’ Import SRT, VTT or ASS/SSA files β€’ Edit subtitle text and timing, and export SRT files PRIVATE BY DESIGN No account, no ads, no tracking. Your videos, subtitles and notebook stay on your device. FREE AND PREMIUM Free: play videos with your own subtitles, tap to translate, save unlimited words and sentences, create AI subtitles for 5 minutes a day (up to 5 minutes per video), and export the subtitles you imported. Premium: unlimited AI subtitles and export of AI-generated subtitles, billed monthly or yearly. Eligible new subscribers can try the yearly plan free. Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel in Settings > [your name] > Subscriptions. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://duoler.vercel.app/privacy

Screenshots

MimiLoop4 screens
Duoler4 screens

Verdict

The call

The clearest difference is update cadence: MimiLoop at weekly against Duoler's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. MimiLoop sells 3 one-off in-app purchases and Duoler sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

MimiLoop ships an update weekly, Duoler every 3 months. Both last shipped on October 30, 2026.

Scorecard1 real difference Β· 5 level
MimiLoop versus Duoler: the parameters behind the verdict, then further details
ParameterMimiLoopDuoler
PriceFreeFree
Update frequencyWeekly β€” betterEvery 3 months
AdsNoNo
In-app purchasesYesYes
DevicesiPhoneiPhone
Requires iOS17.0 β€” better18.1
Further details β€” not scored
Size11 MB642 MB
Age rating4+4+
DeveloperKeisukeηΏ ζΆ“ 徐

In-app purchases

3 purchases

MimiLoop

One-time3
  • Small Tip$2.99
  • Medium Tip$4.99
  • Large Tip$9.99
2 purchases

Duoler

Subscriptions2
  • Monthly Subscription$2.991 Month
  • Annual Subscription7 Days trial$24.991 Year

Questions

Is MimiLoop free?
MimiLoop is free to download, with in-app purchases available.
Is Duoler free?
Duoler is free to download, with in-app purchases available.
Do MimiLoop or Duoler have ads?
Neither MimiLoop nor Duoler shows ads.
Which is updated more often, MimiLoop or Duoler?
MimiLoop ships an update weekly, and Duoler every 3 months. Most recently, MimiLoop was updated on October 30, 2026 and Duoler on October 30, 2026.

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