# Fyndr Alert vs Ring Sizer

The clearest difference is in-app purchases: Ring Sizer at none against Fyndr Alert's 4. Fyndr Alert's advantage is iOS requirement (8.0 vs 17.0). On price, update cadence, ads and monetization model there is nothing between them.

Both are free to download. Fyndr Alert sells 4 one-off in-app purchases. Ring Sizer asks for nothing beyond the download.

Fyndr Alert ships an update every 6 weeks, Ring Sizer every 2 months. The most recent releases landed on October 29, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Fyndr Alert | Ring Sizer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (10 ratings)](https://appshunter.io/ios/app/ring-sizer-measure-ring-size/id6654909479/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 27 MB | 10 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Directed Electronics Australia](https://appshunter.io/developer/1083778713) | [Aliaksei Mikhailouski](https://appshunter.io/developer/1682692291) |

## What reviewers say

### Fyndr Alert

[App page](https://appshunter.io/ios/app/fyndr-alert/id1280787861)

This companion app configures a car charger to automatically send emergency SMS/email alerts with location tracking to designated contacts. It ensures personal safety on the road by providing timely help in critical situations.

**Highlights:** Emergency SMS/email alerts, Location tracking map, Contact designation, Bluetooth 4.0 support, iOS 8+ compatibility

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 15 SMS | $1.99 | one-time |
| 40 SMS | $4.99 | one-time |
| 100 SMS | $9.99 | one-time |
| 240 SMS | $19.99 | one-time |


### Ring Sizer

[App page](https://appshunter.io/ios/app/ring-sizer-measure-ring-size/id6654909479)

Accurately measure your finger or an existing ring directly from your smartphone. This tool supports multiple international sizing standards and provides easy-to-use visual guides for confident jewelry purchases.

**Highlights:** Measure finger or ring size, Supports international size standards, Easy visual guides, Save and share sizes, No tools required

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

**In-app purchases:** none


## Frequently asked questions

### Is Fyndr Alert free?

Fyndr Alert is free to download, with in-app purchases available.

### Is Ring Sizer free?

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

### Do Fyndr Alert or Ring Sizer have ads?

Neither Fyndr Alert nor Ring Sizer shows ads.

### Which is updated more often, Fyndr Alert or Ring Sizer?

Fyndr Alert ships an update every 6 weeks, and Ring Sizer every 2 months. Most recently, Fyndr Alert was updated on October 29, 2026 and Ring Sizer on October 19, 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.*