# My Nikki vs Diary! SmartDiary

The clearest difference is update cadence: My Nikki at every 3 weeks against Diary! SmartDiary's every 3 months. Diary! SmartDiary's advantage is review sentiment (93% vs 73%) and device support (3 vs 1). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. My Nikki sells 2 in-app purchases, starting at $1.99 per month and Diary! SmartDiary sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for My Nikki against 4.6 for Diary! SmartDiary. Both are backed by a comparable volume of ratings — 31 and 45 respectively. Written reviews are what separate them: 73% of My Nikki's written reviews are positive against 93% of Diary! SmartDiary's.

My Nikki ships an update every 3 weeks, Diary! SmartDiary every 3 months. Both last shipped on October 21, 2026.

## The numbers

| Metric | My Nikki | Diary! SmartDiary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (31 ratings)](https://appshunter.io/ios/app/my-nikki/id1040960062/reviews)** | [4.6 (45 ratings)](https://appshunter.io/ios/app/diary-smartdiary/id1381186388/reviews) |
| Number of ratings | 31 | **45** |
| Positive reviews | 73.0% of reviews | **93.3% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 57 MB | 12 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [AnySense Inc.](https://appshunter.io/developer/458572704) | [Hideki Okuno](https://appshunter.io/developer/1234067922) |

## What reviewers say

### My Nikki

[App page](https://appshunter.io/ios/app/my-nikki/id1040960062)

This app allows users to privately record daily events, thoughts, and photos in a simple, cute digital journal. It offers password protection for privacy and organizes entries into a visually appealing album format.

**Highlights:** Daily event recording, Photo insertion (up to 10 per day), Calendar and list display, Password lock for privacy, Search function, Notification reminders

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | per month |
| Premium | $2.99 | per month |


### Diary! SmartDiary

[App page](https://appshunter.io/ios/app/diary-smartdiary/id1381186388)

Record daily life with photos and track your mood and schedule on a calendar. Secure your entries with a passcode and easily access past memories. Customize your diary with various settings for a personalized experience.

**Highlights:** Record memories with photos, Track daily mood and schedule, Passcode lock with biometric support, iCloud backup and data migration, Customizable calendar and diary settings, Input forgetting notifications

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is My Nikki free?

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

### Is Diary! SmartDiary free?

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

### Which has better reviews, My Nikki or Diary! SmartDiary?

My Nikki is rated higher. My Nikki averages 4.7 out of 5 from 31 ratings, while Diary! SmartDiary averages 4.6 from 45 ratings.

### Do My Nikki or Diary! SmartDiary have ads?

Both My Nikki and Diary! SmartDiary show ads.

### Which is updated more often, My Nikki or Diary! SmartDiary?

My Nikki ships an update every 3 weeks, and Diary! SmartDiary every 3 months. Most recently, My Nikki was updated on October 21, 2026 and Diary! SmartDiary on October 21, 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.*