KeepReading vs Knowtifs
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KeepReading
Effortlessly read foreign language texts with instant translations. This app helps you build vocabulary and comprehension by providing seamless translation options for various content types, making language learning enjoyable and interruption-free.
- Tap-to-show word translation
- Swipe-to-show phrase/sentence translation
- Auto-scan translation while reading
- Supports web pages, ePubs, PDFs, and notes
- Over 20 languages supported
- Vocabulary and comprehension building
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Dive into the world of foreign language reading with KeepReading—your ultimate companion for learning without interruptions. Forget the hassle of stopping to check a dictionary. With KeepReading, translations appear right when you need them, so you can focus on what really matters: enjoying your reading. It’s designed to help you breeze through tricky texts, effortlessly building your vocabulary and comprehension as you go. Here’s how KeepReading keeps things simple: 1. Tap-To-Show: Need a quick word translation? Just tap and keep going. 2. Swipe-To-Show: Want to see a full phrase or sentence translated? Swipe and it’s done. 3. Auto-Scan-To-Show: Let the app scan and translate while you keep reading—no interruptions, no effort. Whether it’s web pages, ePubs, PDFs, or your personal notes, KeepReading makes sure translations are smooth and seamless. With support for over 20 languages—including Chinese, English, French, German, Italian, Japanese, Korean, Portuguese, Spanish, Ukrainian, Vietnamese, and more—KeepReading has you covered, no matter what you’re reading. Reading is one of the best ways to learn a new language, but tackling texts that feel too advanced can be frustrating. KeepReading turns frustration into flow, helping you confidently take on challenging content while growing your skills. Start reading your way to fluency with KeepReading today.
Knowtifs
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Knowtifs delivers bite-sized facts on topics that matter to you — history, finance, science, languages, and more. Subscribe to topics, rate content, save facts as flashcards, and study at your own pace. **Knowledge Feed** Subscribe to up to two topics and browse a continuous feed of sourced facts. Sort by community top-rated or by recency. Filter by topic or hashtag. Rate facts with a thumbs up or down to help surface the best content for everyone. Every fact feed is built using a proprietary knowledge graph pipeline that uses multiple large language models. Accuracy may vary depending on the generation pipeline version and models used. Always verify information from primary sources where precision matters. **Flashcard Mode** Every fact you save becomes a flashcard stored locally on your device. Study with Questions First or Answers First — choose which side the card shows, then tap to reveal the other. Auto-Advance plays through cards hands-free at adjustable speeds (×0.5 to ×2). **Topic Subscriptions** Browse and search the full topic library. See the fact count for each topic before subscribing. Tap to subscribe or unsubscribe at any time. **Request a Topic** If a topic is missing, submit a request. Other users vote on community submissions — the most requested topics get added to the platform first. **Import Your Own Cards** Import Anki decks (.apkg) or CSV files and study them alongside your subscribed topics. Plain text and line breaks are preserved; media and HTML formatting are stripped. **Account & Privacy** Sign in with Google or Apple or email. Saved flashcards are stored locally using Apple CoreData and are never uploaded to any server. Cloud data is stored in Google Firebase. Delete your account and all associated data at any time from the Profile screen.
Screenshots
Verdict
The clearest difference is ads: KeepReading at none against Knowtifs's shown. KeepReading also leads on update cadence (every 5 days vs every 7 months) and device support (3 vs 1). On price, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
KeepReading ships an update every 5 days, Knowtifs every 7 months. Both last shipped on October 30, 2026.
| Parameter | KeepReading | Knowtifs |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 days — better | Every 7 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, Mac — better | iPhone |
| Requires iOS | 16.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 19 MB | 24 MB |
| Age rating | 17+ | 17+ |
| Developer | Cambridge Technology Innovation Centre Ltd | M Services GmbH |
In-app purchases
KeepReading
No in-app purchases
Knowtifs
No in-app purchases









