# Yondazo vs HeartShelf

Yondazo and HeartShelf are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on October 12, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Yondazo | HeartShelf |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/yondazo-reading-tracker/id1547099179/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | Every 6 months |
| Monetization | Ad-supported | — |
| Size | 7 MB | 24 MB |
| Requires iOS | **18.0** | 18.5 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [arakawa yuichiro](https://appshunter.io/developer/421879127) | [KEISUKE MAEGAWA](https://appshunter.io/developer/1748575397) |

## What reviewers say

### Yondazo

[App page](https://appshunter.io/ios/app/yondazo-reading-tracker/id1547099179)

Track your reading progress with detailed charts and insights. Log books, add notes, and visualize your reading journey over time. Offers on-device AI analysis for private habit discovery.

**Highlights:** Monthly, yearly, and all-time reading charts, On-device AI reading habit analysis, Book notes, ratings, and genre tagging, Visual bookshelf with cover grid or list view, Barcode scanning for quick book entry, Data backup and transfer

**Features:** macOS Compatibility

**In-app purchases:** none


### HeartShelf

[App page](https://appshunter.io/ios/app/heartshelf/id6752114329)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Yondazo free?

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

### Is HeartShelf free?

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

### Do Yondazo or HeartShelf have ads?

Neither Yondazo nor HeartShelf shows ads.

### Which is updated more often, Yondazo or HeartShelf?

Yondazo ships an update every 6 months, and HeartShelf every 6 months. Most recently, Yondazo was updated on October 12, 2026 and HeartShelf on October 28, 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.*