# 铁算盘 vs 触联

The clearest difference is price: 触联 at Free against 铁算盘's $3.99. 触联 also leads on update cadence (every 3 weeks vs every 52 months). 铁算盘's advantage is iOS requirement (13.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

触联 is free to download; 铁算盘 costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

铁算盘 ships an update every 52 months, 触联 every 3 weeks. The most recent releases landed on October 23, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | 铁算盘 | 触联 |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 52 months | **Every 3 weeks** |
| Size | 10 MB | 27 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [三亚琼澜天顶科技有限公司](https://appshunter.io/developer/1887583109) | [宇航 徐](https://appshunter.io/developer/1540699905) |

## What reviewers say

### 铁算盘

[App page](https://appshunter.io/ios/app/id535516205)

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

**In-app purchases:** none


### 触联

[App page](https://appshunter.io/ios/app/id6499516308)

**In-app purchases:** none


## Frequently asked questions

### Is 铁算盘 free?

铁算盘 costs $3.99, with no in-app purchases.

### Is 触联 free?

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

### Do 铁算盘 or 触联 have ads?

Neither 铁算盘 nor 触联 shows ads.

### Which is updated more often, 铁算盘 or 触联?

铁算盘 ships an update every 52 months, and 触联 every 3 weeks. Most recently, 铁算盘 was updated on October 23, 2026 and 触联 on October 5, 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.*