Startlang vs DailyDiff
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Startlang
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You can quickly rewind to the desired location, like 1 second ago, 2 seconds ago, or 3 seconds ago (configurable), and watch it again to immediately compare the pronunciation in the video with your voice recorded using the built-in recording function. This will help you correct your pronunciation in foreign languages. - Play local and online videos. - Subtitle Delay Control.
DailyDiff
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Master the subtle differences between English words β one pair a day. DailyDiff gives you two easily confused words every day (like Begin vs Start), each with a clean black-and-white illustration. Your job: explain, in English, how they really differ. An AI then scores your answer across five dimensions and reveals the model answer β so you learn something precise every single day. WHY DAILYDIFF β’ One focused puzzle a day β no endless feeds, no overwhelm β’ Write freely; get specific AI feedback, not multiple choice β’ Five-dimension scoring: accuracy, coverage, language, clarity, insight β’ A clear model answer with definitions, key differences, examples, and common mistakes β’ Build a daily streak and share a no-spoiler result card Perfect for English learners, ESL / TOEFL / IELTS prep, writers, and anyone who loves the nuance of words. One subtle difference a day. That's all it takes. DailyDiff Pro β Subscription Unlock past puzzles and more daily AI scorings with DailyDiff Pro, an auto-renewable subscription. β’ Monthly β $1.99 / month β’ Yearly β $12.99 / year (best value) Today's puzzle and a basic daily AI scoring are free. Pro is optional. Payment will be charged to your Apple Account at confirmation of purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage or cancel your subscription in your Apple Account settings after purchase. Prices may vary by region. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://dailydiff.vip/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: Startlang at none against DailyDiff's 2. Startlang also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). DailyDiff's advantage is update cadence (every 5 days vs every 5 weeks). On price and ads 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. DailyDiff sells 2 in-app purchases, starting at $1.99 per month. Startlang asks for nothing beyond the download.
Startlang ships an update every 5 weeks, DailyDiff every 5 days. The most recent releases landed on October 27, 2026 and November 7, 2026 respectively.
| Parameter | Startlang | DailyDiff |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks | Every 5 days β better |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPad, iPod β better | iPhone |
| Requires iOS | 15.0 β better | 17.0 |
| Further details β not scored | ||
| Size | 64 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Gdero software | LuYang Li |
In-app purchases
Startlang
No in-app purchases
DailyDiff
- Monthly7 Days trial$1.991 Month
- Yearly14 Days trial$12.991 Year
Questions
Is Startlang free?
Is DailyDiff free?
Do Startlang or DailyDiff have ads?
Which is updated more often, Startlang or DailyDiff?
Other comparisons
