# nikki vs Mimori

The clearest difference is ads: Mimori at none against nikki's shown. Mimori also leads on update cadence (every 3 days vs every 2 months) and iOS requirement (13.0 vs 15.6). On price, review sentiment, in-app purchases and monetization model there is nothing between them.

Both are free to download. nikki sells 2 one-off in-app purchases and Mimori sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

nikki ships an update every 2 months, Mimori every 3 days. The most recent releases landed on June 9, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | nikki | Mimori |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/nikki-diary/id921470934/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | **98.1% of reviews** | 91.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 30 MB | 117 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [REVOLAB Inc.](https://appshunter.io/developer/575787284) | [Moberly, Inc.](https://appshunter.io/developer/1712780818) |

## What reviewers say

### nikki

[App page](https://appshunter.io/ios/app/nikki-diary/id921470934)

This app allows you to keep a private diary with rich media. You can add photos, take notes in a chat format, and use it as a planner. Security features include password and biometric locks, with customizable themes to personalize your journaling experience.

**Highlights:** Insert pictures into diary entries, Chat-style memo function, Use as a future date schedule book, Password and biometric app lock, Various fun stamps, Customizable timeline themes (Pinboard, List, Calendar)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 添付画像を10枚にUP | $2.99 | one-time |
| 広告非表示（広告を外す） | $7.99 | one-time |


### Mimori

[App page](https://appshunter.io/ios/app/mimori/id6743677025)

This app allows users to create a private journal or share daily moments with loved ones. It functions like a shared photo album, helping to capture and preserve everyday memories with a partner, family, or close friends.

**Highlights:** Private journaling, Shared entries with loved ones, Capture daily moments, Build a shared photo album, Create lasting memories

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $2.99 | per month |


## Frequently asked questions

### Is nikki free?

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

### Is Mimori free?

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

### Do nikki or Mimori have ads?

nikki shows ads; Mimori does not.

### Which is updated more often, nikki or Mimori?

nikki ships an update every 2 months, and Mimori every 3 days. Most recently, nikki was updated on June 9, 2026 and Mimori on September 23, 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.*