Sentence101 vs Dama
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Sentence101
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Know the words, but struggle to form a sentence? Using English takes more than recognizing vocabulary. You need practice turning the words you know into complete sentences of your own. Sentence101 helps you learn practical workplace English by building and typing sentences yourself. Focus on one sentence a day and make 100 essential English sentences truly yours. Move Beyond Memorizing Words Simply reading a sentence can make it feel more familiar than it really is. With Sentence101, you recall parts of a sentence, work through focused exercises, and finally type the entire sentence yourself. Repeated practice turns expressions you recognize into sentences you can actually use. English for Real Work Learn sentences for situations you regularly encounter at work, including email, meetings, reports, collaboration, and software development. Start with practical expressions you can use on the job, not just textbook examples. Focus on One Sentence a Day You do not have to memorize dozens of expressions at once. Recall and type one sentence throughout the day until it gradually becomes your own. Optional learning reminders help you revisit the day's sentence in short, manageable sessions. The 100-Sentence Challenge Learn one sentence each day and light up all 100 flames. Follow your streak and study log to see how far you have come. Key Features - Step-by-step exercises where you build and type sentences - Practical English for real workplace situations - Email, meeting, report, collaboration, and development categories - A focused one-sentence-a-day learning routine - Optional reminders for repeated practice - A 100-sentence challenge and daily streaks - A study log for reviewing completed sentences - Interface support for eight languages Move from knowing English words to using complete sentences. Make 100 English sentences yours with Sentence101.
Dama
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Keep what you want to learn in Dama and study in a way that suits you. Dama is a study-card app for your own collections and imported materials. Learn English, Japanese or Korean vocabulary, or turn information you have organized into cards. WRITE, SPEAK AND LISTEN Answer by handwriting, or pronounce the word in its study language to check your answer. Listen to English, Japanese and Korean pronunciation. Voice input requires microphone and speech-recognition permission. Recognition results and voice support vary by device, language and speech service. WORDS FROM PHOTOS AND TEXT Choose a photo, take a picture or import clipboard text to add words. Review and edit recognized words and translations before saving. Recognition and translation may be incorrect. Some features require a model download or network connection. YOUR COLLECTIONS AND PROGRESS Import files or web materials and organize your own cards into collections. Review your study records and review schedule. A first installation starts with empty collections and shows how to add web materials. LOCAL BACKUP AND FILE EXPORT Turn automatic backup on or off in settings and see its status and last successful time. Automatic backups stay on this device. To prepare for deleting the app or changing devices, export a backup file outside the app yourself. Restoration requires confirmation. Cross-device automatic synchronization is not provided.
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Verdict
The clearest difference is ads: Dama at none against Sentence101's shown. Dama also leads on update cadence (daily vs monthly) and iOS requirement (15.5 vs 26.0). On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Sentence101 ships an update monthly, Dama daily. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | Sentence101 | Dama |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Daily β better |
| Ads | Yes | No β better |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 26.0 | 15.5 β better |
| Further details β not scored | ||
| Size | 6 MB | 204 MB |
| Age rating | 4+ | 12+ |
| Developer | jaesung Lee | SeungHyun Lim |
In-app purchases
Sentence101
No in-app purchases
Dama
No in-app purchases





