# MyDocus vs Ring Sizer · TrueRing

The clearest difference is in-app purchases: MyDocus at none against Ring Sizer · TrueRing's 2. MyDocus also leads on ads (none vs shown) and iOS requirement (9.0 vs 15.0). Ring Sizer · TrueRing's advantage is update cadence (every 3 weeks vs every 23 months). On price and device support there is nothing between them.

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

MyDocus ships an update every 23 months, Ring Sizer · TrueRing every 3 weeks. The most recent releases landed on September 14, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | MyDocus | Ring Sizer · TrueRing |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 23 months | **Every 3 weeks** |
| Size | 25 MB | 29 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [EXALTECH S.r.l](https://appshunter.io/developer/1031274802) | [Ozgur ULUKAN](https://appshunter.io/developer/1415538520) |

## What reviewers say

### MyDocus

[App page](https://appshunter.io/ios/app/mydocus/id1154405731)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ring Sizer · TrueRing

[App page](https://appshunter.io/ios/app/ring-sizer-truering/id6504435647)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $3.99 | per 7 days |
| Yearly Pro | $44.99 | per year |


## Frequently asked questions

### Is MyDocus free?

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

### Is Ring Sizer · TrueRing free?

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

### Do MyDocus or Ring Sizer · TrueRing have ads?

Ring Sizer · TrueRing shows ads; MyDocus does not.

### Which is updated more often, MyDocus or Ring Sizer · TrueRing?

MyDocus ships an update every 23 months, and Ring Sizer · TrueRing every 3 weeks. Most recently, MyDocus was updated on September 14, 2026 and Ring Sizer · TrueRing on September 10, 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.*