# Sewing thread vs Koura Diary

The clearest difference is update cadence: Koura Diary at every 4 days against Sewing thread's every 6 months. Koura Diary also leads on iOS requirement (15.0 vs 18.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Sewing thread sells 3 one-off in-app purchases and Koura Diary sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Sewing thread ships an update every 6 months, Koura Diary every 4 days. The most recent releases landed on October 15, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Sewing thread | Koura Diary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/koura-diary-turtle-care-log/id6783813983/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 104 MB |
| Requires iOS | 18.2 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kanako Komatsu](https://appshunter.io/developer/1799665417) | [Futo Togawa](https://appshunter.io/developer/6783813985) |

## What reviewers say

### Sewing thread

[App page](https://appshunter.io/ios/app/sewing-thread/id6743728133)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $0.99 | one-time |
| Cupcake | $2.99 | one-time |
| Flower | $5.99 | one-time |


### Koura Diary

[App page](https://appshunter.io/ios/app/koura-diary-turtle-care-log/id6783813983)

Easily track your tortoise's daily care, including weight, shell length, temperature, and meals. Visualize growth trends with charts and a calendar, and receive care reminders. Supports multiple tortoises and offline viewing.

**Highlights:** Daily care logging, Growth charts and trends, Calendar view for condition, Shell photo timeline, Care reminders, Multiple tortoise support, Offline viewing

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support Coffee (Small) | $0.99 | one-time |
| Support Coffee (Medium) | $1.99 | one-time |
| Support Coffee (Large) | $3.99 | one-time |


## Frequently asked questions

### Is Sewing thread free?

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

### Is Koura Diary free?

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

### Do Sewing thread or Koura Diary have ads?

Neither Sewing thread nor Koura Diary shows ads.

### Which is updated more often, Sewing thread or Koura Diary?

Sewing thread ships an update every 6 months, and Koura Diary every 4 days. Most recently, Sewing thread was updated on October 15, 2026 and Koura Diary on October 17, 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.*