# Yondazo vs Memories

The clearest difference is rating: Yondazo at 5.0 against Memories's 4.0. Memories's advantage is monetization model (free vs ad-supported) and iOS requirement (15.0 vs 18.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

Yondazo holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Yondazo ships an update every 6 months, Memories every 5 months. The most recent releases landed on October 9, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Yondazo | Memories |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/yondazo-reading-tracker/id1547099179/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/memories/id1616337665/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 5 months** |
| Monetization | Ad-supported | **Free** |
| Size | 7 MB | 66 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [arakawa yuichiro](https://appshunter.io/developer/421879127) | [Takuya Aso](https://appshunter.io/developer/932255581) |

## 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


### Memories

[App page](https://appshunter.io/ios/app/memories/id1616337665)

Track your Tokyo Metro Tozai Line train rides, noting train types and origins. View station timetables and real-time operational status. Share your ride history and discover train formation rankings. Supports Apple Watch.

**Highlights:** Ride logging and history viewing, Train formation rankings, Real-time operational status, Full network timetables, Apple Watch support, Ride sharing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Yondazo free?

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

### Is Memories free?

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

### Which has better reviews, Yondazo or Memories?

Yondazo is rated higher. Yondazo averages 5.0 out of 5 from 1 ratings, while Memories averages 4.0 from 1 ratings.

### Do Yondazo or Memories have ads?

Neither Yondazo nor Memories shows ads.

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

Yondazo ships an update every 6 months, and Memories every 5 months. Most recently, Yondazo was updated on October 9, 2026 and Memories on October 8, 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.*