# Mode On vs Koura Diary

The clearest difference is ads: Koura Diary at none against Mode On's shown. Mode On's advantage is iOS requirement (11.0 vs 15.0). On price, review sentiment, update cadence and in-app purchases there is nothing between them.

Both are free to download. Mode On sells 1 one-off in-app purchase and Koura Diary sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Mode On | 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 | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | Every 4 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 86 MB | 104 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kota Suzuki](https://appshunter.io/developer/1621032637) | [Futo Togawa](https://appshunter.io/developer/6783813985) |

## What reviewers say

### Mode On

[App page](https://appshunter.io/ios/app/mode-on/id6449795570)

This app helps you mentally switch between different states, like work and personal time. It allows you to clearly separate your mind's 'on' and 'off' modes to fully enjoy each activity. Seamlessly transition between tasks and leisure to maximize your day.

**Highlights:** Mental state separation, Work/life balance tool, Focus enhancement, Activity-specific mind modes, Enjoyment maximization

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| premium | $1.99 | 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 Mode On free?

Mode On 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 Mode On or Koura Diary have ads?

Mode On shows ads; Koura Diary does not.

### Which is updated more often, Mode On or Koura Diary?

Mode On ships an update every 4 days, and Koura Diary every 4 days. Most recently, Mode On was updated on October 30, 2026 and Koura Diary 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.*