# 小费计算器 vs AIRD

The clearest difference is ads: AIRD at none against 小费计算器's shown. AIRD also leads on iOS requirement (13.0 vs 16). On price, update cadence, 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.

小费计算器 ships an update weekly, AIRD every 5 days. The most recent releases landed on October 10, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 小费计算器 | AIRD |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 5 days** |
| Size | 14 MB | 43 MB |
| Requires iOS | 16 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [燕梅 高](https://appshunter.io/developer/1860144880) | [伟 何](https://appshunter.io/developer/1842558963) |

## What reviewers say

### 小费计算器

[App page](https://appshunter.io/ios/app/id6756709529)

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

**In-app purchases:** none


### AIRD

[App page](https://appshunter.io/ios/app/aird/id6760735637)

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

**In-app purchases:** none


## Frequently asked questions

### Is 小费计算器 free?

小费计算器 is free to download, with no in-app purchases.

### Is AIRD free?

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

### Do 小费计算器 or AIRD have ads?

小费计算器 shows ads; AIRD does not.

### Which is updated more often, 小费计算器 or AIRD?

小费计算器 ships an update weekly, and AIRD every 5 days. Most recently, 小费计算器 was updated on October 10, 2026 and AIRD on October 25, 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.*