# Ammonia vs XScopy

The clearest difference is price: XScopy at Free against Ammonia's $0.99. XScopy also leads on rating (3.5 vs 1.0) and update cadence (monthly vs every 30 months). Ammonia's advantage is iOS requirement (12.0 vs 15.2). On review sentiment, ads, in-app purchases and device support there is nothing between them.

XScopy is free to download; Ammonia costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

XScopy holds the better App Store score, 3.5 against 1.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Ammonia ships an update every 30 months, XScopy monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Ammonia | XScopy |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/ammonia-structure-and-properties/id1186158646/reviews) | **[3.5 (4 ratings)](https://appshunter.io/ios/app/xscopy-photo-elements/id1633445082/reviews)** |
| Number of ratings | 1 | **4** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 30 months | **Monthly** |
| Monetization | Paid | **Free** |
| Size | 23 MB | 80 MB |
| Requires iOS | **12.0** | 15.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [www.ajaxmediatech.com](https://appshunter.io/developer/973768003) | [Salvador Garcia Bernal](https://appshunter.io/developer/1623605487) |

## What reviewers say

### Ammonia

[App page](https://appshunter.io/ios/app/ammonia-structure-and-properties/id1186158646)

Explore the structure and properties of ammonia through interactive 3D simulations, videos, and DIY activities. This app makes learning chemistry engaging for students aged 11-15.

**Highlights:** 3D simulations and videos, Interactive DIY activities, Quiz section for assessment, Learn about ammonia and its properties, Practice interactive exercises

**Features:** macOS Compatibility

**In-app purchases:** none


### XScopy

[App page](https://appshunter.io/ios/app/xscopy-photo-elements/id1633445082)

Enhance your digital microscope experience with powerful image analysis and enhancement tools. Gain insights with detailed information, precise measurements, and advanced filtering options. Explore the microworld with features like fluorescence image channel combination and color map transformations.

**Highlights:** Image information and pixel statistics, Brightness, contrast, and color adjustments, Accurate scale and line measurements, Linear and surface profile analysis, Fluorescence image channel combination, Extensive filter and color map collections, Cell counting and bacterial colony monitoring calculators

**In-app purchases:** none


## Frequently asked questions

### Is Ammonia free?

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

### Is XScopy free?

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

### Which has better reviews, Ammonia or XScopy?

XScopy is rated higher. Ammonia averages 1.0 out of 5 from 1 ratings, while XScopy averages 3.5 from 4 ratings.

### Do Ammonia or XScopy have ads?

Neither Ammonia nor XScopy shows ads.

### Which is updated more often, Ammonia or XScopy?

Ammonia ships an update every 30 months, and XScopy monthly. Most recently, Ammonia was updated on October 24, 2026 and XScopy 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.*