# Arkiary vs MochiDiary

The clearest difference is iOS requirement: MochiDiary at 15.0 against Arkiary's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Arkiary ships an update weekly, MochiDiary every 9 days. The most recent releases landed on October 14, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Arkiary | MochiDiary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/arkiary/id6759127719/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | Free | — |
| Size | 29 MB | 6 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yangning Liu](https://appshunter.io/developer/1876990159) | [Bilal Shahzad](https://appshunter.io/developer/1886828787) |

## What reviewers say

### Arkiary

[App page](https://appshunter.io/ios/app/arkiary/id6759127719)

This app offers a private space to journal thoughts, record voice memos, and attach media. It uses AI to track mood patterns and provides an AI companion for conversation. Users can also send anonymous kindness letters and create time capsules for future reflection.

**Highlights:** AI-powered journaling with templates, Voice memo and photo/video attachments, AI mood tracking and insights, AI companion for conversation, Anonymous kindness letter exchange, Time capsule creation for future self, Secure with Face ID/passcode lock

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

**In-app purchases:** none


### MochiDiary

[App page](https://appshunter.io/ios/app/mochidiary/id6762538297)

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

**In-app purchases:** none


## Frequently asked questions

### Is Arkiary free?

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

### Is MochiDiary free?

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

### Do Arkiary or MochiDiary have ads?

Neither Arkiary nor MochiDiary shows ads.

### Which is updated more often, Arkiary or MochiDiary?

Arkiary ships an update weekly, and MochiDiary every 9 days. Most recently, Arkiary was updated on October 14, 2026 and MochiDiary on October 25, 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.*