# Nerdie vs Sayfa

The clearest difference is in-app purchases: Sayfa at none against Nerdie's 1. Sayfa also leads on update cadence (every 2 days vs every 10 days). Nerdie's advantage is iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Nerdie sells 1 in-app purchase, starting at $12.99 per year. Sayfa asks for nothing beyond the download.

Nerdie ships an update every 10 days, Sayfa every 2 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Nerdie | Sayfa |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 2 days** |
| Size | 47 MB | 8 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [HALIL AHMET CENGELOGLU](https://appshunter.io/developer/1863259309) | [Aykut Bal](https://appshunter.io/developer/6797021517) |

## What reviewers say

### Nerdie

[App page](https://appshunter.io/ios/app/nerdie-book-tracker/id6787246760)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nerdie Premium Yearly | $12.99 | per year |


### Sayfa

[App page](https://appshunter.io/ios/app/sayfa-book-and-reading-tracker/id6814551846)

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

**In-app purchases:** none


## Frequently asked questions

### Is Nerdie free?

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

### Is Sayfa free?

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

### Do Nerdie or Sayfa have ads?

Neither Nerdie nor Sayfa shows ads.

### Which is updated more often, Nerdie or Sayfa?

Nerdie ships an update every 10 days, and Sayfa every 2 days. Most recently, Nerdie was updated on October 25, 2026 and Sayfa on October 24, 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.*