Comparison

Worbbing vs ReadOn

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

Head to head
About

Worbbing

Features
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Efficient Vocabulary Learning Support App: β€’ Suggests optimal review intervals based on Ebbinghaus' forgetting curve β€’ Easy translation check with swipe gestures β€’ AI-powered translation and example sentence creation β€’ Adjusts review intervals according to comprehension level β€’ Notification feature to support continuous learning

About

ReadOn

Features
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ReadOn – your companion for reading in new languages without breaking your flow. Scan book pages and articles, tap words for instant translations, and keep reading without constantly switching to a dictionary. ReadOn helps you close the β€œdictionary gap” so you can stay immersed in the text while naturally building vocabulary. Use Word-by-word mode for quick lookups or Deep Read mode for richer explanations and context. View extracted text, copy what you need, save important words, and grow your personal vocabulary as you read. With support for 50+ languages, ReadOn helps you learn faster from real books, manga, articles, and notes. Whether you are studying for exams, improving your reading fluency, or simply enjoying content in a new language, ReadOn helps you read more, understand more, and stop less. Subscription and Trial: ReadOn operates on a subscription model. Some features require users to purchase premium features. Premium features: β€’ Unlimited text scanning (scan and save unlimited books and articles) β€’ Advanced AI analysis (intelligent insights on your reading) β€’ Cloud sync (access your library across devices) β€’ Feature requests (send in ideas and request improvements) Free Trial: We offer a 3-day free trial period for new users. During this trial, you have full access to all premium features. Your subscription will automatically begin after the trial period ends unless you cancel before the trial expires. Automatic Renewal: Your subscription will automatically renew unless you cancel at least 24 hours before the current subscription period ends. You can manage your subscription and turn off auto-renewal in your App Store account settings. Cancellation: You may cancel your subscription at any time through your App Store account. If you cancel during the trial period, you will not be charged. If you cancel after being charged, you will continue to have access until the end of your current billing period. We reserve the right to change the pricing, subscription terms, or benefits associated with in-app purchases. Any such changes will be communicated through the app or on our website. For a detailed breakdown of subscription options, including how to manage or cancel your subscription, please visit our Privacy Policy and Terms of Service pages: Terms of Service: http://tos-privacy.lucas-goldner.com/read-on/terms-of-service.html Privacy Policy: http://tos-privacy.lucas-goldner.com/read-on/privacy.html

Screenshots

Worbbing4 screens
ReadOn4 screens

Verdict

The call

The clearest difference is in-app purchases: Worbbing at none against ReadOn's 2. Worbbing also leads on update cadence (every 2 days vs every 6 days) and device support (3 vs 1). ReadOn's advantage is ads (none vs shown). On price 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. ReadOn sells 2 in-app purchases, starting at $4.99 per 7 days. Worbbing asks for nothing beyond the download.

UpkeepUpdate frequency

Worbbing ships an update every 2 days, ReadOn every 6 days. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

Scorecard5 real differences Β· 1 level
Worbbing versus ReadOn: the parameters behind the verdict, then further details
ParameterWorbbingReadOn
PriceFreeFree
Update frequencyEvery 2 days β€” betterEvery 6 days
AdsYesNo β€” better
In-app purchasesNo β€” betterYes
DevicesiPhone, iPad, iPod β€” betteriPhone
Requires iOS12.0 β€” better17.6
Further details β€” not scored
Size49 MB72 MB
Age rating17+4+
Developershogo isajiLucas Goldner

In-app purchases

None

Worbbing

No in-app purchases

2 purchases

ReadOn

Subscriptions2
  • Weekly3 Days trial$4.997 Days
  • Yearly3 Days trial$24.991 Year

Questions

Is Worbbing free?
Worbbing is free to download, with no in-app purchases.
Is ReadOn free?
ReadOn is free to download, with in-app purchases available.
Do Worbbing or ReadOn have ads?
Worbbing shows ads; ReadOn does not.
Which is updated more often, Worbbing or ReadOn?
Worbbing ships an update every 2 days, and ReadOn every 6 days. Most recently, Worbbing was updated on November 8, 2026 and ReadOn on November 5, 2026.

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