# MMO Range Finder vs iTest.

The clearest difference is rating: MMO Range Finder at 5.0 against iTest.'s 4.4. MMO Range Finder also leads on review sentiment (100% vs 84%). iTest.'s advantage is monetization model (free vs paid) and ratings volume (50 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

MMO Range Finder costs $0.99 and iTest. $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

MMO Range Finder holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: iTest. has 50 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of MMO Range Finder's written reviews are positive against 84% of iTest.'s.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | MMO Range Finder | iTest. |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mmo-range-finder/id1258748649/reviews)** | [4.4 (50 ratings)](https://appshunter.io/ios/app/itest/id6484069424/reviews) |
| Number of ratings | 1 | **50** |
| Positive reviews | **100.0% of reviews** | 84.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Paid | **Free** |
| Size | 43 MB | 22 MB |
| Requires iOS | 10.3 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [James Keating](https://appshunter.io/developer/1258748648) | [Hugh Jeffreys](https://appshunter.io/developer/1740475585) |

## What reviewers say

### MMO Range Finder

[App page](https://appshunter.io/ios/app/mmo-range-finder/id1258748649)

This app helps Marine Mammal Observers calculate distances between animals and acoustic sources during surveys. It uses trigonometric functions and allows users to input target and source bearings and distances for precise mitigation decisions.

**Highlights:** Calculate distance using trigonometric cosine function, Fix compass bearing by pointing device, Convert binocular reticules to distance, Set up to 3 unique observation locations, Save and export sighting data in .csv format, Display vessel position, mitigation zone, and sightings on map, Customise MMO parameters

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

**In-app purchases:** none


### iTest.

[App page](https://appshunter.io/ios/app/itest/id6484069424)

Easily test your device's hardware and software without navigating multiple apps or complex settings. Offers guided and manual test modes with clear instructions and results. Ideal for assessing a device's condition before buying or selling.

**Highlights:** Guided semi-automatic test mode, Manual test selection, Easy-to-understand instructions, Clear test results, Shareable test reports, Used device assessment

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use and intuitive interface
- 🚀 Fast and efficient testing process
- 💰 Affordable price point at $0.99
- 🔒 No ads or data collection
- ✅ Comprehensive device diagnostics

**What reviewers complain about**

- 🐛 Light sensor test frequently fails despite working hardware
- 🐛 App crashes on older iOS versions (iOS 12 and below)
- 🐛 Crashes on older devices (iPod Touch 6, iPad Mini 2, iPhone 5S/6)
- 🐛 Speaker/microphone test fails on iPhone 16 models
- 🐛 Vibration test not working on some devices

**Reported bugs**

- Light sensor test fails on multiple device models despite hardware functioning
- App crashes on startup for iOS 12 devices and older
- App crashes on iPod Touch 6th generation
- App crashes on iPad Mini 2
- Speaker test produces no sound on iPhone 16 Pro/Pro Max

**Requested features**

- Battery health and cycle count information
- LiDAR sensor test
- GPS functionality test
- Service history check
- Battery aging/degradation test


## Frequently asked questions

### Is MMO Range Finder free?

MMO Range Finder costs $0.99, with no in-app purchases.

### Is iTest. free?

iTest. costs $0.99, with no in-app purchases.

### Which has better reviews, MMO Range Finder or iTest.?

MMO Range Finder is rated higher. MMO Range Finder averages 5.0 out of 5 from 1 ratings, while iTest. averages 4.4 from 50 ratings.

### Do MMO Range Finder or iTest. have ads?

Neither MMO Range Finder nor iTest. shows ads.

### Which is updated more often, MMO Range Finder or iTest.?

MMO Range Finder ships an update every 2 months, and iTest. every 2 months. Most recently, MMO Range Finder was updated on October 24, 2026 and iTest. on October 27, 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.*