DualText Reader vs Mocha Books
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DualText Reader
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DualText Reader is an app that lets you enjoy classic novels and literary works by reading the original text side-by-side with its translation. You can bookmark passages that catch your attention, and highlight memorable lines to save them like a scrapbook or vocabulary list. Experience a new way of reading that brings together the depth of the original text and the clarity of the translation. Enjoy your dual-language reading journey.
Mocha Books
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Easily catalog your book collection. Scan an ISBN barcode and automatically download book details, such as the cover, author, and title. Make your own library today. - All data is stored locally on the phone inside the app. - No subscriptions or use of cloud storage. - Organize books in bookcases. - Use the phone camera to scan the ISBN. Scan many books in an easy flow. - Use OCR to scan an ISBN inside a book. - Look up books at Google Books or Open Library. - If the ISBN cannot be used, OCR scan a book cover for the title and author. - Export/import all books in a zip file. - Make an Excel file with all book data. - Advanced sorting.
Screenshots
Verdict
The clearest difference is ads: Mocha Books at none against DualText Reader's shown. Mocha Books also leads on iOS requirement (15.6 vs 17.6). On price, update cadence, in-app purchases and device support 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.
Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.
| Parameter | DualText Reader | Mocha Books |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.6 | 15.6 — better |
| Further details — not scored | ||
| Size | 9 MB | 2 MB |
| Age rating | 12+ | 4+ |
| Developer | Masatomo Fukuda | MochaSoft |
In-app purchases
DualText Reader
No in-app purchases
Mocha Books
No in-app purchases
Questions
Is DualText Reader free?
Is Mocha Books free?
Do DualText Reader or Mocha Books have ads?
Which is updated more often, DualText Reader or Mocha Books?
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