# Dayji vs sf_ota

The clearest difference is update cadence: sf_ota at every 3 days against Dayji's every 2 months. sf_ota also leads on iOS requirement (12.0 vs 26.0). Dayji's advantage is device support. On price 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.

Dayji ships an update every 2 months, sf_ota every 3 days. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Dayji | sf_ota |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (8 ratings)](https://appshunter.io/ios/app/dayji/id6445804602/reviews)** | — |
| Number of ratings | **8** | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 2 MB | 31 MB |
| Requires iOS | 26.0 | **12.0** |
| Devices | **iPhone, iPad, Mac** | — |
| Age rating | 4+ | 4+ |
| Developer | [Daichi Kato](https://appshunter.io/developer/1658554826) | [Shenzhen Weida Technology Co., Ltd.](https://appshunter.io/developer/1650534686) |

## What reviewers say

### Dayji

[App page](https://appshunter.io/ios/app/dayji/id6445804602)

This app helps you record your daily thoughts and memories with features like monthly summaries, photo galleries, and customizable themes. It offers iCloud synchronization and CSV export for easy data management and access across devices.

**Highlights:** Monthly summary memos, Photo gallery per day, iCloud backup and sync, CSV export, Password lock, Customizable themes and font size

**In-app purchases:** none


### sf_ota

[App page](https://appshunter.io/ios/app/sf-ota/id6502590914)

**In-app purchases:** none


## Frequently asked questions

### Is Dayji free?

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

### Is sf_ota free?

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

### Which is updated more often, Dayji or sf_ota?

Dayji ships an update every 2 months, and sf_ota every 3 days. Most recently, Dayji was updated on October 24, 2026 and sf_ota on October 27, 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.*