# Safe QR Code Scanner vs Scale for grams

The clearest difference is in-app purchases: Safe QR Code Scanner at none against Scale for grams's 2. Safe QR Code Scanner also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.0). Scale for grams's advantage is update cadence (every 3 weeks vs every 2 months). On price and ads there is nothing between them.

Both are free to download. Scale for grams sells 2 in-app purchases, starting at $7.99 per 7 days. Safe QR Code Scanner asks for nothing beyond the download.

Safe QR Code Scanner ships an update every 2 months, Scale for grams every 3 weeks. The most recent releases landed on September 27, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Safe QR Code Scanner | Scale for grams |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (267 ratings)](https://appshunter.io/ios/app/scale-for-grams-weight-scale/id6747007720/reviews)** |
| Number of ratings | — | **267** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 29 MB | 15 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Klora Pty Ltd](https://appshunter.io/developer/1782752524) | [Dung Vu](https://appshunter.io/developer/1797970314) |

## What reviewers say

### Safe QR Code Scanner

[App page](https://appshunter.io/ios/app/safe-qr-code-scanner/id6738883662)

**Features:** macOS Compatibility

**In-app purchases:** none


### Scale for grams

[App page](https://appshunter.io/ios/app/scale-for-grams-weight-scale/id6747007720)

Transform your phone into a digital scale using AI. Simply take a photo of an object, and the app will instantly estimate its weight in grams. It's a convenient, portable tool for quick measurements on the go.

**Highlights:** AI-powered weight estimation, Instant measurement from photos, Smart history log, Portable virtual scale, Simple and hassle-free use

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $7.99 | per 7 days |
| Annual | $29.99 | per year |


## Frequently asked questions

### Is Safe QR Code Scanner free?

Safe QR Code Scanner is free to download, with no in-app purchases.

### Is Scale for grams free?

Scale for grams is free to download, with in-app purchases available.

### Do Safe QR Code Scanner or Scale for grams have ads?

Both Safe QR Code Scanner and Scale for grams show ads.

### Which is updated more often, Safe QR Code Scanner or Scale for grams?

Safe QR Code Scanner ships an update every 2 months, and Scale for grams every 3 weeks. Most recently, Safe QR Code Scanner was updated on September 27, 2026 and Scale for grams on October 9, 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.*