# Optombai vs KUAIDI

The clearest difference is update cadence: Optombai at every 4 days against KUAIDI's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

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

Optombai ships an update every 4 days, KUAIDI every 2 weeks. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Optombai | KUAIDI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Size | 72 MB | 36 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eldiiar Ormanbaev](https://appshunter.io/developer/1824797593) | [KHAMZA GLOBAL, OSOO](https://appshunter.io/developer/1506483284) |

## What reviewers say

### Optombai

[App page](https://appshunter.io/ios/app/optombai/id6748244443)

**Features:** macOS Compatibility

**In-app purchases:** none


### KUAIDI

[App page](https://appshunter.io/ios/app/kuaidi/id6772958484)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Optombai free?

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

### Is KUAIDI free?

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

### Do Optombai or KUAIDI have ads?

Neither Optombai nor KUAIDI shows ads.

### Which is updated more often, Optombai or KUAIDI?

Optombai ships an update every 4 days, and KUAIDI every 2 weeks. Most recently, Optombai was updated on October 17, 2026 and KUAIDI on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*