# Dèlain by CJA vs 大姨媽 Dayimate

Dèlain by CJA and 大姨媽 Dayimate are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Dèlain by CJA ships an update every 2 months, 大姨媽 Dayimate every 6 weeks. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Dèlain by CJA | 大姨媽 Dayimate |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Size | 34 MB | 52 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [CherJoy Atelier co.,ltd](https://appshunter.io/developer/1753886404) | [Nineder Technology co.,ltd](https://appshunter.io/developer/450382645) |

## What reviewers say

### Dèlain by CJA

[App page](https://appshunter.io/ios/app/delain-by-cja/id6504798077)

**Features:** macOS Compatibility

**In-app purchases:** none


### 大姨媽 Dayimate

[App page](https://appshunter.io/ios/app/dayimate/id6754908251)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Dèlain by CJA free?

Dèlain by CJA is free to download, with no in-app purchases.

### Is 大姨媽 Dayimate free?

大姨媽 Dayimate is free to download, with no in-app purchases.

### Do Dèlain by CJA or 大姨媽 Dayimate have ads?

Neither Dèlain by CJA nor 大姨媽 Dayimate shows ads.

### Which is updated more often, Dèlain by CJA or 大姨媽 Dayimate?

Dèlain by CJA ships an update every 2 months, and 大姨媽 Dayimate every 6 weeks. Most recently, Dèlain by CJA was updated on October 24, 2026 and 大姨媽 Dayimate on October 30, 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.*