# Ring Sizer vs BabyTimeTracker

The clearest difference is ads: BabyTimeTracker at none against Ring Sizer's shown. BabyTimeTracker also leads on update cadence (every 3 weeks vs every 3 months) and iOS requirement (13.0 vs 16.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Ring Sizer sells 5 in-app purchases, starting at $1.99 per 7 days and BabyTimeTracker sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Ring Sizer ships an update every 3 months, BabyTimeTracker every 3 weeks. The most recent releases landed on October 15, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Ring Sizer | BabyTimeTracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (456 ratings)](https://appshunter.io/ios/app/ring-sizer-ring-size-meter/id1666860110/reviews)** | — |
| Number of ratings | **456** | — |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 92 MB | 16 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [AppLiks Sp. z O.O.](https://appshunter.io/developer/1804335622) | [杭州心贝时光软件有限公司](https://appshunter.io/developer/1605027451) |

## What reviewers say

### Ring Sizer

[App page](https://appshunter.io/ios/app/ring-sizer-ring-size-meter/id1666860110)

Easily measure jewelry ring sizes using your phone's screen. Simply place your ring on the screen and adjust the slider to match its inner edge. The app provides accurate sizing in multiple international measurement systems.

**Highlights:** Measure ring size by diameter or circumference, Support for metric and imperial units, Multiple international sizing systems, Save measurement results, Integrated ruler for other measurements

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $1.99 | per 7 days |
| Weekly Access | $2.99 | per 7 days |
| Weekly Access with Trial | $2.99 | per 7 days |
| Yearly Access | $3.99 | per year |
| Yearly Access | $9.99 | per year |

**What reviewers like**

- 🚀 Accurate measurements
- 👍 Intuitive interface
- 🌍 Supports multiple measurement systems
- 💾 Convenient storage of measurements
- 🌍 Worldwide compatibility

**What reviewers complain about**

- 🐛 Inaccurate measurements
- 💰 Deceptive trial/pricing
- 🔢 Limited size range

**Reported bugs**

- Incorrect size conversions
- Inconsistent performance

**Requested features**

- Dark mode option
- Additional measurement methods


### BabyTimeTracker

[App page](https://appshunter.io/ios/app/babytimetracker/id6447780379)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| $5.99 / month | $5.99 | one-time |
| $29.99 / 6 months | $29.99 | one-time |
| $59.99 / yearly | $59.99 | one-time |


## Frequently asked questions

### Is Ring Sizer free?

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

### Is BabyTimeTracker free?

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

### Do Ring Sizer or BabyTimeTracker have ads?

Ring Sizer shows ads; BabyTimeTracker does not.

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

Ring Sizer ships an update every 3 months, and BabyTimeTracker every 3 weeks. Most recently, Ring Sizer was updated on October 15, 2026 and BabyTimeTracker on September 29, 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.*