# Ring Sizer vs Lilo

The clearest difference is in-app purchases: Lilo at none against Ring Sizer's 3. Lilo also leads on update cadence (weekly vs monthly). Ring Sizer's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 26.1). On price and ads there is nothing between them.

Both are free to download. Ring Sizer sells 3 in-app purchases, starting at $2.99 per 7 days. Lilo asks for nothing beyond the download.

Ring Sizer ships an update monthly, Lilo weekly. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Ring Sizer | Lilo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (177 ratings)](https://appshunter.io/ios/app/ring-sizer-ring-size-measure/id6479995221/reviews)** | — |
| Number of ratings | **177** | — |
| Positive reviews | 98.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 44 MB | 10 MB |
| Requires iOS | **15.6** | 26.1 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Vipul Prajapati](https://appshunter.io/developer/1737800971) | [Ionut Mocanu](https://appshunter.io/developer/1648541447) |

## What reviewers say

### Ring Sizer

[App page](https://appshunter.io/ios/app/ring-sizer-ring-size-measure/id6479995221)

This app helps you accurately measure your ring size at home. It offers precise measurements in various units and international standards, eliminating guesswork for perfect-fitting jewelry. Ideal for online shoppers, gift-givers, and jewelers.

**Highlights:** Accurate ring size measurements, Metric and imperial units, International sizing standards (USA, UK, EU, etc.), Diameter or circumference measurement, Visual guides for accuracy, Save and share measurements

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ring Sizer, Ring Size Measure | $2.99 | per 7 days |
| Ring Size Measure, Ring Sizer | $6.99 | per month |
| Ring Sizer Measure Premium | $19.99 | per year |


### Lilo

[App page](https://appshunter.io/ios/app/lilo-baby-solids-tracker/id6758580106)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ring Sizer free?

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

### Is Lilo free?

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

### Do Ring Sizer or Lilo have ads?

Neither Ring Sizer nor Lilo shows ads.

### Which is updated more often, Ring Sizer or Lilo?

Ring Sizer ships an update monthly, and Lilo weekly. Most recently, Ring Sizer was updated on October 23, 2026 and Lilo on October 25, 2026.

---

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