# Measure Angles vs Fire Pump Calc

The clearest difference is in-app purchases: Fire Pump Calc at none against Measure Angles's 10. Fire Pump Calc also leads on ads (none vs shown) and review sentiment (75% vs 47%). Measure Angles's advantage is update cadence (fortnightly vs every 8 months) and ratings volume (2K vs 4). On price, rating, device support and iOS requirement there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.2 for Measure Angles against 4.3 for Fire Pump Calc. 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 are what separate them: 47% of Measure Angles's written reviews are positive against 75% of Fire Pump Calc's.

Measure Angles ships an update fortnightly, Fire Pump Calc every 8 months. The most recent releases landed on October 3, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Measure Angles | Fire Pump Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (2K ratings)](https://appshunter.io/ios/app/measure-angles-bubble-level/id458980311/reviews) | **[4.3 (4 ratings)](https://appshunter.io/ios/app/fire-pump-calc/id6739542307/reviews)** |
| Number of ratings | **2K** | 4 |
| Positive reviews | 47.0% of reviews | **75.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 8 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 46 MB | 6 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WHATSTICKER APPS SRL](https://appshunter.io/developer/1784779333) | [Justin Medeiros](https://appshunter.io/developer/1782040504) |

## 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


### Fire Pump Calc

[App page](https://appshunter.io/ios/app/fire-pump-calc/id6739542307)

This professional hydraulic calculator assists fire service professionals and students with complex calculations for pump operations. It accurately determines pump discharge pressure, friction loss, elevation changes, and appliance pressure loss, all designed for real-world fireground scenarios. The app works offline and requires no account for immediate use.

**Highlights:** Pump Discharge Pressure (PDP) calculation, Friction loss for any hose lay, Elevation gain and loss calculation, Appliance pressure loss, Nozzle pressure calculation, Offline functionality, No account required

**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 Fire Pump Calc free?

Fire Pump Calc is free to download, with no in-app purchases.

### Which has better reviews, Measure Angles or Fire Pump Calc?

Fire Pump Calc is rated higher. Measure Angles averages 4.2 out of 5 from 2K ratings, while Fire Pump Calc averages 4.3 from 4 ratings.

### Do Measure Angles or Fire Pump Calc have ads?

Measure Angles shows ads; Fire Pump Calc does not.

### Which is updated more often, Measure Angles or Fire Pump Calc?

Measure Angles ships an update fortnightly, and Fire Pump Calc every 8 months. Most recently, Measure Angles was updated on October 3, 2026 and Fire Pump Calc on October 1, 2026.

---

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