# SWITCH TEST vs baoruler

The clearest difference is update cadence: baoruler at every 4 weeks against SWITCH TEST's every 7 months. SWITCH TEST's advantage is iOS requirement (12.0 vs 15.6). 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.

SWITCH TEST ships an update every 7 months, baoruler every 4 weeks. The most recent releases landed on September 25, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | SWITCH TEST | baoruler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/baoruler/id6743070558/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 weeks** |
| Monetization | — | Free |
| Size | 4 MB | 140 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 9+ |
| Developer | [卫东 张](https://appshunter.io/developer/581870611) | [Chongqing Treasure Map Technology Development Co., Ltd.](https://appshunter.io/developer/1799121865) |

## What reviewers say

### SWITCH TEST

[App page](https://appshunter.io/ios/app/switch-test/id6449705184)

**Features:** macOS Compatibility

**In-app purchases:** none


### baoruler

[App page](https://appshunter.io/ios/app/baoruler/id6743070558)

This utility app functions as a measurement instrument companion, leveraging inertial navigation technology. It allows for precise measurements without the need for a satellite signal, making it a versatile tool for various applications.

**Highlights:** Measurement instrument companion, Inertial navigation technology, No satellite signal required, Precise measurements

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

**In-app purchases:** none


## Frequently asked questions

### Is SWITCH TEST free?

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

### Is baoruler free?

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

### Do SWITCH TEST or baoruler have ads?

Neither SWITCH TEST nor baoruler shows ads.

### Which is updated more often, SWITCH TEST or baoruler?

SWITCH TEST ships an update every 7 months, and baoruler every 4 weeks. Most recently, SWITCH TEST was updated on September 25, 2026 and baoruler on October 4, 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.*