# BuzzWatch vs AR Ruler

The clearest difference is in-app purchases: BuzzWatch at none against AR Ruler's 2. BuzzWatch also leads on update cadence (every 2 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AR Ruler sells 2 in-app purchases, starting at $3.99 per 7 days. BuzzWatch asks for nothing beyond the download.

BuzzWatch ships an update every 2 days, AR Ruler every 2 months. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | BuzzWatch | AR Ruler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ar-ruler-see-the-scale/id6761820537/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 months |
| Monetization | — | Subscription |
| Size | 3 MB | 29 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Evergreen Labs](https://appshunter.io/developer/1786660051) | [洋洋 常](https://appshunter.io/developer/1847833029) |

## What reviewers say

### BuzzWatch

[App page](https://appshunter.io/ios/app/buzzwatch/id6443629077)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


### AR Ruler

[App page](https://appshunter.io/ios/app/ar-ruler-see-the-scale/id6761820537)

Measure objects and spaces using your phone's camera. Create 3D floor plans, check if surfaces are level, and save your measurements with dimensions. Supports multiple units for domestic and international use.

**Highlights:** Measure length, height, and width, Generate 3D floor plans, Digital bubble level, Save and share measurements, Supports cm, inches, and meters, Automatic history storage

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Member | $3.99 | per 7 days |
| Annual subscription | $39.99 | per year |


## Frequently asked questions

### Is BuzzWatch free?

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

### Is AR Ruler free?

AR Ruler is free to download, with in-app purchases available.

### Do BuzzWatch or AR Ruler have ads?

Neither BuzzWatch nor AR Ruler shows ads.

### Which is updated more often, BuzzWatch or AR Ruler?

BuzzWatch ships an update every 2 days, and AR Ruler every 2 months. Most recently, BuzzWatch was updated on October 20, 2026 and AR Ruler on October 24, 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.*