# Measure Angles vs Castrol 2TRatio

The clearest difference is rating: Measure Angles at 4.2 against Castrol 2TRatio's 3.0. Measure Angles also leads on update cadence (fortnightly vs every 58 months) and ratings volume (2K vs 4). Castrol 2TRatio's advantage is in-app purchases (none vs 10) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Measure Angles sells 10 in-app purchases, starting at $2.99 per 7 days. Castrol 2TRatio asks for nothing beyond the download.

Measure Angles holds the better App Store score, 4.2 against 3.0. That said, the two scores are not equally well evidenced: Measure Angles has 2K ratings behind it against 4, so its average is the more settled of the two. Written reviews complicate that: 47% of Measure Angles's written reviews are positive against 76% of Castrol 2TRatio's, so the app with the better star average is not the one people write more warmly about.

Measure Angles ships an update fortnightly, Castrol 2TRatio every 58 months. The most recent releases landed on October 16, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Measure Angles | Castrol 2TRatio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (2K ratings)](https://appshunter.io/ios/app/measure-angles-bubble-level/id458980311/reviews)** | [3.0 (4 ratings)](https://appshunter.io/ios/app/castrol-2tratio/id812548191/reviews) |
| Number of ratings | **2K** | 4 |
| Positive reviews | 47.0% of reviews | **75.8% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 58 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 46 MB | 15 MB |
| Requires iOS | 16.6 | **10.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WHATSTICKER APPS SRL](https://appshunter.io/developer/1784779333) | [Castrol Australia Pty Ltd](https://appshunter.io/developer/812548194) |

## What reviewers say

### Measure Angles

[App page](https://appshunter.io/ios/app/measure-angles-bubble-level/id458980311)

This app transforms your device into a versatile measuring tool. It offers precise angle readings with a digital protractor and bubble level, along with AR-powered distance and volume measurements. Ideal for professionals, DIY enthusiasts, and everyday tasks requiring accuracy.

**Highlights:** Digital protractor for angle measurement, Bubble level for surface flatness, AR-powered distance and volume estimation, Integrated ruler and tape measure, Compass and altimeter, Timer and audio meter

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $2.99 | per 7 days |
| Weekly Premium | $2.99 | per 7 days |
| Weekly premium | $4.99 | per 7 days |
| Weekly premium trial | $4.99 | per 7 days |
| Yearly premium trial | $29.99 | per year |
| Yearly premium | $29.99 | per year |
| Unlock all tools | $1.99 | one-time |
| No ads | $2.99 | one-time |
| Premium Discount | $2.99 | one-time |
| Premium Edition | $3.99 | one-time |

**What reviewers like**

- 🚀 Accurate
- 👍 Easy to use
- 👍 Versatile
- 👍 Useful tool
- 👍 Well-designed

**What reviewers complain about**

- 🐛 Connectivity issues
- 💰 Requires payment
- 🔍 Difficult to exit/close
- 📺 Intrusive ads
- 🔒 Tracking concerns

**Reported bugs**

- Angle appears reversed or flipped
- Angle locks too quickly
- App crashes on launch
- Measurements are inaccurate

**Requested features**

- Panoramic measurement tool
- Surround audio setup feature
- Ability to reset protractor to 0 degrees
- Black/white display for better readability
- Support for iPad split-screen


### Castrol 2TRatio

[App page](https://appshunter.io/ios/app/castrol-2tratio/id812548191)

Easily calculate the precise oil-to-fuel ratio for your 2-stroke engines. This tool is perfect for motorcycles, boats, lawnmowers, and garden equipment, ensuring you use the correct mix as recommended by manufacturers.

**Highlights:** Calculate oil-to-fuel ratio, Supports motorcycles, outboards, lawnmowers, Adjustable fuel slider, Adjustable ratio slider, Metric/Imperial measurement switch, Link to Castrol Lube guide

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Measure Angles free?

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

### Is Castrol 2TRatio free?

Castrol 2TRatio is free to download, with no in-app purchases.

### Which has better reviews, Measure Angles or Castrol 2TRatio?

Measure Angles is rated higher. Measure Angles averages 4.2 out of 5 from 2K ratings, while Castrol 2TRatio averages 3.0 from 4 ratings.

### Do Measure Angles or Castrol 2TRatio have ads?

Measure Angles shows ads; Castrol 2TRatio does not.

### Which is updated more often, Measure Angles or Castrol 2TRatio?

Measure Angles ships an update fortnightly, and Castrol 2TRatio every 58 months. Most recently, Measure Angles was updated on October 16, 2026 and Castrol 2TRatio on October 7, 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.*