# ShelfShare vs Readlog

The clearest difference is in-app purchases: ShelfShare at none against Readlog's 2. Readlog's advantage is iOS requirement (13.0 vs 16.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Readlog sells 2 one-off in-app purchases. ShelfShare asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on December 24, 2025 and September 9, 2026 respectively.

## The numbers

| Metric | ShelfShare | Readlog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.7 (3 ratings)](https://appshunter.io/ios/app/readlog-reading-progress/id6744094486/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 14 MB | 76 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Thierry MARKWITZ](https://appshunter.io/developer/1762279309) | [kota tada](https://appshunter.io/developer/1658942612) |

## What reviewers say

### ShelfShare

[App page](https://appshunter.io/ios/app/shelfshare/id6627340041)

**Features:** macOS Compatibility

**In-app purchases:** none


### Readlog

[App page](https://appshunter.io/ios/app/readlog-reading-progress/id6744094486)

Easily track your reading progress with this app. Log books, monitor pages read or percentage completion, and set daily goals to build a consistent reading habit. Visualize your achievements to stay motivated.

**Highlights:** Track reading progress, Log books, Monitor pages/percentage, Set daily reading goals, Visualize progress, Develop reading habits

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | one-time |
| Treat to Lunch | $14.99 | one-time |


## Frequently asked questions

### Is ShelfShare free?

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

### Is Readlog free?

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

### Do ShelfShare or Readlog have ads?

Both ShelfShare and Readlog show ads.

### Which is updated more often, ShelfShare or Readlog?

ShelfShare ships an update every 2 months, and Readlog every 2 months. Most recently, ShelfShare was updated on December 24, 2025 and Readlog on September 9, 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.*