# Ruler, Measuring Tape vs Ironchip_authenticator

The clearest difference is in-app purchases: Ironchip_authenticator at none against Ruler, Measuring Tape's 6. Ironchip_authenticator also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Ruler, Measuring Tape sells 6 in-app purchases, starting at $2.99 per 7 days. Ironchip_authenticator asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Ruler, Measuring Tape | Ironchip_authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (1K ratings)](https://appshunter.io/ios/app/ruler-measuring-tape-ar-app/id1462163605/reviews)** | — |
| Number of ratings | **1K** | — |
| Positive reviews | 23.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 52 MB | 63 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [WHATSTICKER APPS SRL](https://appshunter.io/developer/1784779333) | [Ironchip](https://appshunter.io/developer/1550133421) |

## What reviewers say

### Ruler, Measuring Tape

[App page](https://appshunter.io/ios/app/ruler-measuring-tape-ar-app/id1462163605)

This app turns your device into a versatile ruler and tape measure using advanced AR technology. It offers precise measurements for objects, rooms, and complex shapes, along with unit conversion and a history log. Ideal for professionals and everyday users needing accurate measurements.

**Highlights:** AR ruler and tape measure, Length and distance measurement, Unit converter (mm, inches, cm), Rectangle, cube, circle, cylinder measurements, Polylines for complex shapes, Angle measurement, Measurement history

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly premium with trial | $2.99 | per 7 days |
| Weekly premium | $2.99 | per 7 days |
| Yearly premium with trial | $29.99 | per year |
| Yearly premium | $29.99 | per year |
| No more ads | $1.99 | one-time |
| Unlock all AR features | $5.99 | one-time |

**What reviewers like**

- 🚀 Accurate measurements
- 👍 Simple and intuitive interface
- 🔒 No ads in free version
- ✨ Handy and useful tool

**What reviewers complain about**

- 🐛 Inaccurate measurements on some devices
- 💰 Subscription required for full functionality
- 🔒 Forced ads in free version
- 🔒 Privacy concerns with data sharing

**Reported bugs**

- Unable to close or exit the app
- Crashes on certain iOS versions
- AR mode displays only in cm

**Requested features**

- Option to set default unit (inches or cm)
- Ability to save and recall past measurements
- Decimal inch display alongside fractional
- Millimeter measurement option


### Ironchip_authenticator

[App page](https://appshunter.io/ios/app/ironchip-authenticator/id1550133419)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Ruler, Measuring Tape free?

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

### Is Ironchip_authenticator free?

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

### Do Ruler, Measuring Tape or Ironchip_authenticator have ads?

Ruler, Measuring Tape shows ads; Ironchip_authenticator does not.

### Which is updated more often, Ruler, Measuring Tape or Ironchip_authenticator?

Ruler, Measuring Tape ships an update monthly, and Ironchip_authenticator monthly. Most recently, Ruler, Measuring Tape was updated on October 25, 2026 and Ironchip_authenticator on October 24, 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.*