# Flip Discovery vs Book Tracker

The clearest difference is rating: Book Tracker at 4.1 against Flip Discovery's 3.2. Book Tracker also leads on review sentiment (29% vs 0%) and update cadence (every 3 weeks vs every 6 weeks). Flip Discovery's advantage is in-app purchases (none vs 12) and iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Book Tracker sells 12 in-app purchases, starting at $1.99 per month. Flip Discovery asks for nothing beyond the download.

Book Tracker holds the better App Store score, 4.1 against 3.2. That said, the two scores are not equally well evidenced: Book Tracker has 107 ratings behind it against 16, so its average is the more settled of the two. Written reviews point the same way: 0% of Flip Discovery's written reviews are positive against 29% of Book Tracker's.

Flip Discovery ships an update every 6 weeks, Book Tracker every 3 weeks. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Flip Discovery | Book Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (16 ratings)](https://appshunter.io/ios/app/flip-discovery/id1585410641/reviews) | **[4.1 (107 ratings)](https://appshunter.io/ios/app/book-tracker-bookie/id6443825869/reviews)** |
| Number of ratings | 16 | **107** |
| Positive reviews | 0.0% of reviews | **29.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | **Free** | Freemium |
| Size | 217 MB | 202 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 12+ | 4+ |
| Developer | [ODYL LLC](https://appshunter.io/developer/1483979459) | [Jakub Milcarz](https://appshunter.io/developer/1631892122) |

## What reviewers say

### Flip Discovery

[App page](https://appshunter.io/ios/app/flip-discovery/id1585410641)

Discover books beyond bestsellers with AI-powered recommendations. Scan titles you enjoy to find new reads that truly resonate with your tastes. View ratings, reviews, and purchase your next favorite book directly through the app.

**Highlights:** AI-powered book recommendations, Scan favorite books to get suggestions, Browse tailored reading lists, View book ratings and reviews, Purchase books directly from the app

**Features:** macOS Compatibility

**In-app purchases:** none


### Book Tracker

[App page](https://appshunter.io/ios/app/book-tracker-bookie/id6443825869)

This app helps you organize your book collection, track your reading progress, and build a reading habit. It features a visually stunning interface with customizable themes and advanced tracking options. Capture insights, set reading challenges, and visualize your reading journey.

**Highlights:** Book tracking and digital bookshelf, Customizable themes and Liquid Glass design, Reading journal with notes and quotes, Reading challenge and progress tracking, Advanced metadata and custom properties, Year-in-books visualization

**Features:** Family Sharing

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bookie+ (Monthly) | $1.99 | per month |
| Bookie+ Monthly | $2.99 | per month |
| Bookie+ Weekly | $2.99 | per 7 days |
| Bookie+ Weekly | $4.99 | per 7 days |
| Bookie+ (Monthly) | $4.99 | per month |
| Bookie+ Weekly | $5.99 | per 7 days |
| Bookie+ (Annual) | $12.99 | per year |
| Bookie+ Annual | $19.99 | per year |
| Bookie+ (Annual) | $24.99 | per year |
| Bookie+ (Lifetime) | $24.99 | one-time |
| Bookie+ Lifetime | $39.99 | one-time |
| Bookie+ (Lifetime) | $49.99 | one-time |


## Frequently asked questions

### Is Flip Discovery free?

Flip Discovery is free to download, with no in-app purchases.

### Is Book Tracker free?

Book Tracker is free to download, with in-app purchases available.

### Which has better reviews, Flip Discovery or Book Tracker?

Book Tracker is rated higher. Flip Discovery averages 3.2 out of 5 from 16 ratings, while Book Tracker averages 4.1 from 107 ratings.

### Do Flip Discovery or Book Tracker have ads?

Neither Flip Discovery nor Book Tracker shows ads.

### Which is updated more often, Flip Discovery or Book Tracker?

Flip Discovery ships an update every 6 weeks, and Book Tracker every 3 weeks. Most recently, Flip Discovery was updated on October 24, 2026 and Book Tracker on October 26, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*