# Margins vs Book Sage

The clearest difference is in-app purchases: Book Sage at none against Margins's 3. Book Sage also leads on iOS requirement (15.5 vs 17.0). Margins's advantage is chart position (#45 vs unranked). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Margins sells 3 in-app purchases, starting at $5.99 per month. Book Sage asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on November 9, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Margins | Book Sage |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (20K ratings)](https://appshunter.io/ios/app/margins-book-tracker/id6737528718/reviews)** | — |
| Number of ratings | **20K** | — |
| Positive reviews | 95.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | Every 4 days |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#45** | — |
| Size | 115 MB | 8 MB |
| Requires iOS | 17.0 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 12+ |
| Developer | [Paratext Inc.](https://appshunter.io/developer/1724586882) | [Young Enterprise Solutions Limited Liability Company](https://appshunter.io/developer/1827710473) |

## What reviewers say

### Margins

[App page](https://appshunter.io/ios/app/margins-book-tracker/id6737528718)

**Currently charting:** #45 Top Free · Book, #152 Top Grossing · Book (US App Store)

This app helps you discover, track, and share your reading journey. It offers detailed tracking options, customizable features, and powerful search capabilities. Stay focused on your reading goals with built-in tools to minimize distractions.

**Highlights:** Half-star ratings, Track recommendations, Customizable book covers, Fuzzy date tracking, Advanced book search, Reading goals, Reading timer, Distraction blocking

**Features:** macOS Compatibility, Apple Wallet, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $5.99 | per month |
| Monthly | $9.99 | per month |
| Annual | $59.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 🎨 Aesthetically pleasing design
- 🔍 Helpful search and recommendation features
- 📚 Comprehensive book tracking capabilities
- 🔄 Smooth import from Goodreads

**What reviewers complain about**

- 🐛 Missing books in the database
- 🔍 Limited search and filtering options
- 🔒 Concerns about using phone number for sign-up
- 🔢 Lack of social features and community

**Reported bugs**

- Reading time not saving correctly
- Inability to delete or edit books from lists
- Inconsistent behavior when importing data from Goodreads

**Requested features**

- Add ability to track page progress and percentage read
- Implement a profile system with custom avatars and bios
- Introduce a social feed to share reading activity with friends
- Add more advanced statistics and reading analytics


### Book Sage

[App page](https://appshunter.io/ios/app/book-sage/id6748863090)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Margins free?

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

### Is Book Sage free?

Book Sage is free to download, with no in-app purchases.

### Do Margins or Book Sage have ads?

Neither Margins nor Book Sage shows ads.

### Which is updated more often, Margins or Book Sage?

Margins ships an update every 4 days, and Book Sage every 4 days. Most recently, Margins was updated on November 9, 2026 and Book Sage on October 30, 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.*