# Ring Sizer Pro vs Arable FM

The clearest difference is price: Arable FM at Free against Ring Sizer Pro's $1.99. Arable FM also leads on update cadence (weekly vs every 4 months). Ring Sizer Pro's advantage is chart position (#186 vs unranked). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Arable FM is free to download; Ring Sizer Pro costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Ring Sizer Pro ships an update every 4 months, Arable FM weekly. The most recent releases landed on September 21, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Ring Sizer Pro | Arable FM |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/ring-sizer-pro/id1064173293/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | Paid | — |
| Best chart rank | **#186** | — |
| Size | 2 MB | 37 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mike Melnikov](https://appshunter.io/developer/398340766) | [NOVOTECH SOFTWARE SOLUTIONS LTD](https://appshunter.io/developer/1640987221) |

## What reviewers say

### Ring Sizer Pro

[App page](https://appshunter.io/ios/app/ring-sizer-pro/id1064173293)

**Currently charting:** #186 Top Paid · Utilities (US App Store)

Easily determine your jewelry ring size with this accurate tool. It offers multiple measurement units, visual guides, and supports numerous international sizing systems. Share your findings effortlessly.

**Highlights:** Metric and imperial units, Diameter or circumference measurement, Visual guides for precision, Shareable results, Multiple international sizing systems, Wide size range support

**Features:** Apple Watch app

**In-app purchases:** none


### Arable FM

[App page](https://appshunter.io/ios/app/arable-fm/id1640987219)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ring Sizer Pro free?

Ring Sizer Pro costs $1.99, with no in-app purchases.

### Is Arable FM free?

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

### Do Ring Sizer Pro or Arable FM have ads?

Neither Ring Sizer Pro nor Arable FM shows ads.

### Which is updated more often, Ring Sizer Pro or Arable FM?

Ring Sizer Pro ships an update every 4 months, and Arable FM weekly. Most recently, Ring Sizer Pro was updated on September 21, 2026 and Arable FM on September 14, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*