ARKS TS vs Immersion Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ARKS TS
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ABDUL RAHMAN KANOO SCHOOL DIYAR (ARKS) provides high quality education that empowers its students to be successful and principled citizens in the local and global community.
Immersion Reader
Easily look up Japanese words while reading ebooks with a single tap. Import custom dictionaries and export saved vocabulary for spaced repetition learning. Offers customizable themes for a comfortable reading experience.
- One-tap word lookup in Japanese ebooks
- Import Yomichan and frequency dictionaries
- Export vocabulary to Anki
- Light and dark mode themes
- Lookup neighboring words
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Look up Japanese words as you read! Features - One tap to look up words in Japanese Ebooks. Tabs to help you look up neighboring words - Import Yomichan dictionaries and frequency dictionaries - Export saved vocabulary to Anki via Anki Dojo - Light mode, dark mode, and other themes for the dictionary
Screenshots
Verdict
The clearest difference is in-app purchases: ARKS TS at none against Immersion Reader's 1. Immersion Reader's advantage is update cadence (every 6 days vs monthly). On price, ads, device support 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. Immersion Reader sells 1 one-off in-app purchase. ARKS TS asks for nothing beyond the download.
ARKS TS ships an update monthly, Immersion Reader every 6 days. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.
| Parameter | ARKS TS | Immersion Reader |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.0 (27 ratings) — better |
| Positive reviews | — | 61.5% of reviews |
| Number of ratings | — | 27 — better |
| Update frequency | Monthly | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.4 | 13.0 — better |
| Further details — not scored | ||
| Size | 30 MB | 80 MB |
| Age rating | 4+ | 4+ |
| Developer | AGREEFY TECHNOLOGIES LLP | Mathew Chan |
In-app purchases
ARKS TS
No in-app purchases
Immersion Reader
- Immersion Reader Premium$4.99
