# MeMstar vs Digital Protractor & Level

The clearest difference is in-app purchases: MeMstar at none against Digital Protractor & Level's 1. MeMstar also leads on device support (3 vs 1) and iOS requirement (14.0 vs 17.0). Digital Protractor & Level's advantage is update cadence (every 9 days vs every 9 months). On price and ads there is nothing between them.

Both are free to download. Digital Protractor & Level sells 1 one-off in-app purchase. MeMstar asks for nothing beyond the download.

MeMstar ships an update every 9 months, Digital Protractor & Level every 9 days. The most recent releases landed on September 30, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | MeMstar | Digital Protractor & Level |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 9 days** |
| Size | 25 MB | 3 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mickael Pannequin](https://appshunter.io/developer/1688387073) | [Robert Carpenter](https://appshunter.io/developer/6792301217) |

## What reviewers say

### MeMstar

[App page](https://appshunter.io/ios/app/memstar/id6449255656)

**Features:** macOS Compatibility

**In-app purchases:** none


### Digital Protractor & Level

[App page](https://appshunter.io/ios/app/digital-protractor-and-level/id6795648874)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $1.99 | one-time |


## Frequently asked questions

### Is MeMstar free?

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

### Is Digital Protractor & Level free?

Digital Protractor & Level is free to download, with in-app purchases available.

### Do MeMstar or Digital Protractor & Level have ads?

Neither MeMstar nor Digital Protractor & Level shows ads.

### Which is updated more often, MeMstar or Digital Protractor & Level?

MeMstar ships an update every 9 months, and Digital Protractor & Level every 9 days. Most recently, MeMstar was updated on September 30, 2026 and Digital Protractor & Level on October 3, 2026.

---

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