iMark vs GG Star Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iMark
Easily manage your reading progress with digital bookmarks. Quickly return to your last page and track all the books you've read. Share your progress with friends and family.
- Manage digital bookmarks
- Track reading progress
- Add favorite bookmarks
- View completed books
- Siri voice command integration
- Share reading progress
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Digital bookmarks are here! Finding your current page in a book is simpler than ever! iMark allows you to use digital bookmarks easily on your iOS devices. The next time you pick up a book, simply open iMark and get back to where you left off quickly. All your digital bookmarks are safely stored in iMark! Features - Manager all your digital bookmarks in one place - Track your books reading progress - Add favorite bookmarks - See all the books you’ve completed - Siri Integration: Effortlessly add new bookmarks using Siri's voice commands - Share reading progress with family & friends!
GG Star Reader
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GG Star Reader is our book reader app that allows you to read the books in your account.
Screenshots
Verdict
The clearest difference is iOS requirement: GG Star Reader at 12.0 against iMark's 17.0. On price, update cadence, ads and in-app purchases 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.
iMark ships an update every 9 days, GG Star Reader weekly. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.
| Parameter | iMark | GG Star Reader |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 9 days | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | Matan Reiman | KAKHA GIORGASHVILI |
In-app purchases
iMark
No in-app purchases
GG Star Reader
No in-app purchases
