# m/z vs Bruker SPR Tools

The clearest difference is rating: Bruker SPR Tools at 5.0 against m/z's 3.6. m/z's advantage is update cadence (every 5 weeks vs every 39 months) and ratings volume (5 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Bruker SPR Tools holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: m/z has 5 ratings behind it against 1, so its average is the more settled of the two.

m/z ships an update every 5 weeks, Bruker SPR Tools every 39 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | m/z | Bruker SPR Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (5 ratings)](https://appshunter.io/ios/app/mz/id1117272212/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bruker-spr-tools/id1530953848/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 39 months |
| Monetization | Free | Free |
| Size | 3.6 GB | 15 MB |
| Requires iOS | **6.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kirill Blinov](https://appshunter.io/developer/630833420) | [Bruker Daltonik GmbH](https://appshunter.io/developer/1530953850) |

## What reviewers say

### m/z

[App page](https://appshunter.io/ios/app/mz/id1117272212)

Instantly search a vast database of chemical structures based on their exact mass. This tool helps identify compounds with masses under 340 Da, drawing from millions of entries.

**Highlights:** Find chemical structures by exact mass, Search database of known structures, Database includes over 35 million compounds, Supports masses under 340 Da, Utilizes PubChem compounds database

**Features:** macOS Compatibility

**In-app purchases:** none


### Bruker SPR Tools

[App page](https://appshunter.io/ios/app/bruker-spr-tools/id1530953848)

This application aids in the planning and execution of biosensor assays using Surface Plasmon Resonance (SPR) technology. It provides real-time monitoring of molecular binding interactions for label-free detection.

**Highlights:** Plan biosensor assays, Execute biosensor assays, Real-time binding interaction monitoring, Label-free detection, Optical-based technology

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is m/z free?

m/z is free to download, with no in-app purchases.

### Is Bruker SPR Tools free?

Bruker SPR Tools is free to download, with no in-app purchases.

### Which has better reviews, m/z or Bruker SPR Tools?

Bruker SPR Tools is rated higher. m/z averages 3.6 out of 5 from 5 ratings, while Bruker SPR Tools averages 5.0 from 1 ratings.

### Do m/z or Bruker SPR Tools have ads?

Neither m/z nor Bruker SPR Tools shows ads.

### Which is updated more often, m/z or Bruker SPR Tools?

m/z ships an update every 5 weeks, and Bruker SPR Tools every 39 months. Most recently, m/z was updated on November 2, 2026 and Bruker SPR Tools on November 3, 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.*