# SIM vs Ruler & Tape Measure

The clearest difference is in-app purchases: SIM at none against Ruler & Tape Measure's 4. SIM also leads on ads (none vs shown). Ruler & Tape Measure's advantage is update cadence (every 8 days vs monthly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Ruler & Tape Measure sells 4 in-app purchases, starting at $0.99 per 7 days. SIM asks for nothing beyond the download.

SIM ships an update monthly, Ruler & Tape Measure every 8 days. The most recent releases landed on October 17, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SIM | Ruler & Tape Measure |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 8 days** |
| Size | 35 MB | 36 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Vegait Tecnologia da Informacao Ltda EPP](https://appshunter.io/developer/1418711581) | [Jens Rieckhof](https://appshunter.io/developer/354266124) |

## What reviewers say

### SIM

[App page](https://appshunter.io/ios/app/sim/id6445855775)

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

**In-app purchases:** none


### Ruler & Tape Measure

[App page](https://appshunter.io/ios/app/ruler-and-tape-measure-ar-tool/id6759158611)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (1 week) | $0.99 | per 7 days |
| Premium - Monthly | $1.99 | per month |
| Premium - Yearly | $9.99 | per year |
| Unlock Premium | $12.99 | one-time |


## Frequently asked questions

### Is SIM free?

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

### Is Ruler & Tape Measure free?

Ruler & Tape Measure is free to download, with in-app purchases available.

### Do SIM or Ruler & Tape Measure have ads?

Ruler & Tape Measure shows ads; SIM does not.

### Which is updated more often, SIM or Ruler & Tape Measure?

SIM ships an update monthly, and Ruler & Tape Measure every 8 days. Most recently, SIM was updated on October 17, 2026 and Ruler & Tape Measure on October 8, 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.*