slowDigest vs Readerr
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
slowDigest
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Your reading list grows every day. Your free time doesn't. Slow Digest turns the articles you save into a clean, typeset reading digest and sends it to your e-reader in one tap. **How it works** 1. **Save your articles.** Add any URL from Safari, Reeder, or any iOS app using the Share Sheet. 2. **Generate your digest.** Slow Digest produces a clean PDF: cover page, table of contents, articles typeset for e-ink. 3. **Send to your e-reader.** One tap. Your digest lands on your Kindle, reMarkable, Kobo, or any e-reader, ready to read offline. **Built for e-ink** - Clean typography optimised for e-ink. No eyestrain. - Automatic text extraction: no ads, no menus, just the writing - Dated cover page + table of contents + estimated reading time - Direct delivery via the iOS Share Sheet **Compatible with all e-readers** Kindle, reMarkable, Kobo, Supernote, Boox โ and any device that accepts PDF or EPUB files. Stop scrolling. Start reading. **Free & Pro** Slow Digest is free to use: create up to **3 digests per month**, in any e-reader format, and send them to your device with the iOS Share Sheet. **Slow Digest Pro** unlocks: - **Unlimited digests** - **Automatic digest** โ your pending articles compiled and delivered to your Kindle on the days and time you choose - **Direct Send-to-Kindle** delivery - **Paid articles**: full content captured, including subscriber-only stories Pro is available monthly, yearly (with a 7-day free trial), or as a one-time lifetime purchase. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Readerr
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Read faster. Understand more. Finish what you start. Readerr uses RSVP (Rapid Serial Visual Presentation) to show your text one word at a time, eliminating the eye movement that slows down traditional reading. Combined with ORP (Optimal Recognition Point) highlighting โ which marks the exact letter your eye naturally focuses on โ Readerr helps you read 2-3x faster without losing comprehension. HOW IT WORKS 1. Import your content โ PDF, EPUB, a web link, or paste any text 2. Tap to start โ words flow one at a time at your chosen speed 3. Adjust as you go โ speed up or slow down anytime 4. Pick up where you left off โ your progress is saved automatically, chapter by chapter KEY FEATURES - RSVP reading with ORP focal-point highlighting - Adjustable speed from 100 to 800 WPM - Automatic sentence pausing for better comprehension - Long-press boost for a quick speed burst - Smart chapter detection for books and PDFs, with per-chapter progress and time estimates - Explorer view โ see the surrounding paragraph for context without losing your place - Three themes (Light, Dark, Warm) and a choice of fonts - Customizable haptic feedback - Your screen stays on while you read IMPORT FROM ANYWHERE - PDF documents - EPUB ebooks, organized automatically by chapter - Web articles โ just paste a link - Any text you copy and paste YOUR LIBRARY, ON YOUR DEVICE All your documents, reading progress, and settings are stored locally on your device. Pick up any book exactly where you left off. FREE & UNLIMITED Readerr is free to use with up to 5 documents in your library. Upgrade to Unlimited ($2.99/month) for unlimited documents, every font and theme, and an ad-free experience. Start reading faster today. By subscribing, you agree to our Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is ads: slowDigest at none against Readerr's shown. Readerr's advantage is update cadence (every 2 days vs fortnightly). On price, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. slowDigest sells 3 in-app purchases, starting at $3.99 per month and Readerr sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
slowDigest ships an update fortnightly, Readerr every 2 days. The most recent releases landed on August 15, 2026 and September 21, 2026 respectively.
| Parameter | slowDigest | Readerr |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly | Every 2 days โ better |
| Ads | No โ better | Yes |
| In-app purchases | Yes | Yes |
| Devices | iPhone | iPhone, iPad โ better |
| Requires iOS | 17.0 โ better | 18.0 |
| Further details โ not scored | ||
| Size | 3 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Lucas Guillemot | Kirils Jegorovs |
In-app purchases
slowDigest
- Pro โ Monthly$3.991 Month
- Pro โ Annual7 Days trial$29.991 Year
- Pro โ Lifetime$44.99
Readerr
- Unlimited$2.991 Month





