# Delta Overlap vs Kaimai

The clearest difference is iOS requirement: Delta Overlap at 13.0 against Kaimai's 15.1. 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Delta Overlap | Kaimai |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 3 MB | 39 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gread Elettronica srl](https://appshunter.io/developer/671539111) | [JCM Technologies S.A.](https://appshunter.io/developer/1475472503) |

## What reviewers say

### Delta Overlap

[App page](https://appshunter.io/ios/app/delta-overlap/id674399153)

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

**In-app purchases:** none


### Kaimai

[App page](https://appshunter.io/ios/app/kaimai/id6451405165)

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

**In-app purchases:** none


## Frequently asked questions

### Is Delta Overlap free?

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

### Is Kaimai free?

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

### Do Delta Overlap or Kaimai have ads?

Neither Delta Overlap nor Kaimai shows ads.

### Which is updated more often, Delta Overlap or Kaimai?

Delta Overlap ships an update every 2 months, and Kaimai every 2 months. Most recently, Delta Overlap was updated on October 2, 2026 and Kaimai on October 6, 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.*