# OSpectrometer vs BrainMate

The clearest difference is price: OSpectrometer at Free against BrainMate's $0.99. OSpectrometer also leads on update cadence (every 2 weeks vs every 2 months) and device support (3 vs 1). BrainMate's advantage is rating (5.0 vs 2.0) and in-app purchases (none vs 2). On ratings volume and ads there is nothing between them.

OSpectrometer is free to download; BrainMate costs $0.99 up front. OSpectrometer sells 2 in-app purchases, starting at $2.99 per month. BrainMate asks for nothing beyond the download.

BrainMate holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

OSpectrometer ships an update every 2 weeks, BrainMate every 2 months. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | OSpectrometer | BrainMate |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [2.0 (4 ratings)](https://appshunter.io/ios/app/ospectrometer/id6446124449/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/brainmate/id6740716650/reviews)** |
| Number of ratings | **4** | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 71 MB | 1.3 GB |
| Requires iOS | **15.1** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [NANO ELECTRONICS RESEARCH MUHENDISLIK ARASTIRMA GELISTIRME LIMITED SIRKETI](https://appshunter.io/developer/1674573382) | [MEHDI SQALLI](https://appshunter.io/developer/1788505317) |

## What reviewers say

### OSpectrometer

[App page](https://appshunter.io/ios/app/ospectrometer/id6446124449)

This app uses your device's camera and screen to perform basic optical spectroscopy. Analyze the visible light spectrum of objects, map light wavelengths to RGB values, and save or share your findings. It functions offline without external hardware.

**Highlights:** Visible light spectrum analysis, RGB color value mapping, Wavelength selection and scanning, Front camera reflection sensing, Save and share results, Offline functionality

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| month | $2.99 | per month |
| year | $9.99 | per year |


### BrainMate

[App page](https://appshunter.io/ios/app/brainmate/id6740716650)

This AI companion offers five distinct personalities for private, offline conversations. Adapt to your needs with modes for academic discussions, emotional support, fun, motivation, or balanced assistance. All chats remain on your device, ensuring complete privacy and security.

**Highlights:** Five unique AI personalities, 100% offline functionality, Privacy-first design, Real-time responses, Smart conversation search, Personality switching

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

**In-app purchases:** none


## Frequently asked questions

### Is OSpectrometer free?

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

### Is BrainMate free?

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

### Which has better reviews, OSpectrometer or BrainMate?

BrainMate is rated higher. OSpectrometer averages 2.0 out of 5 from 4 ratings, while BrainMate averages 5.0 from 2 ratings.

### Do OSpectrometer or BrainMate have ads?

Neither OSpectrometer nor BrainMate shows ads.

### Which is updated more often, OSpectrometer or BrainMate?

OSpectrometer ships an update every 2 weeks, and BrainMate every 2 months. Most recently, OSpectrometer was updated on October 15, 2026 and BrainMate 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.*