# VU SeQR Scan vs Ring Sizer

The clearest difference is in-app purchases: VU SeQR Scan at none against Ring Sizer's 2. VU SeQR Scan also leads on ads (none vs shown) and iOS requirement (11.0 vs 14.0). Ring Sizer's advantage is update cadence (every 2 months vs every 37 months). On price and device support there is nothing between them.

Both are free to download. Ring Sizer sells 2 in-app purchases, starting at $3.99 per 7 days. VU SeQR Scan asks for nothing beyond the download.

VU SeQR Scan ships an update every 37 months, Ring Sizer every 2 months. The most recent releases landed on May 18, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | VU SeQR Scan | Ring Sizer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.7 (14 ratings)](https://appshunter.io/ios/app/ring-sizer-ring-fing/id6444123111/reviews)** |
| Number of ratings | — | **14** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 37 months | **Every 2 months** |
| Monetization | — | Free with in-app purchases |
| Size | 18 MB | 18 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SECURITY SOFTWARE & SOLUTIONS LLP](https://appshunter.io/developer/1212339368) | [Irina Scelcunova](https://appshunter.io/developer/1737748446) |

## What reviewers say

### VU SeQR Scan

[App page](https://appshunter.io/ios/app/vu-seqr-scan/id1493510194)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ring Sizer

[App page](https://appshunter.io/ios/app/ring-sizer-ring-fing/id6444123111)

Accurately measure rings, jewelry, and other objects using advanced AR technology and a digital ruler. Supports multiple international sizing systems for precise fitting.

**Highlights:** Measure rings and jewelry with AR, Digital ruler for object measurement, Supports US, AU/GB, EU/ISO, JP/CN sizing, AR tape measure functionality, Precise diamond/gemstone ring sizing

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ring Sizer | $3.99 | per 7 days |
| Ring Fing Vip for three months | $9.99 | per 3 months |


## Frequently asked questions

### Is VU SeQR Scan free?

VU SeQR Scan is free to download, with no in-app purchases.

### Is Ring Sizer free?

Ring Sizer is free to download, with in-app purchases available.

### Do VU SeQR Scan or Ring Sizer have ads?

Ring Sizer shows ads; VU SeQR Scan does not.

### Which is updated more often, VU SeQR Scan or Ring Sizer?

VU SeQR Scan ships an update every 37 months, and Ring Sizer every 2 months. Most recently, VU SeQR Scan was updated on May 18, 2026 and Ring Sizer on September 16, 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.*