# Stone Identifier vs FlashRead

The clearest difference is update cadence: FlashRead at every 3 weeks against Stone Identifier's every 2 months. Stone Identifier's advantage is iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Stone Identifier sells 5 in-app purchases, starting at $4.99 per 7 days and FlashRead sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Stone Identifier ships an update every 2 months, FlashRead every 3 weeks. The most recent releases landed on August 19, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Stone Identifier | FlashRead |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (52 ratings)](https://appshunter.io/ios/app/stone-identifier-gemalyze/id6738392969/reviews)** | — |
| Number of ratings | **52** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Freemium | — |
| Size | 58 MB | 3 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cristian Alan Canales Mota](https://appshunter.io/developer/1573119875) | [Hai-Chou Wang](https://appshunter.io/developer/1789103330) |

## What reviewers say

### Stone Identifier

[App page](https://appshunter.io/ios/app/stone-identifier-gemalyze/id6738392969)

Instantly identify gemstones, rocks, and minerals using your camera or photo library with advanced AI. Explore detailed information, learn about birthstones, and use a magnetic sensor to detect specific materials. An AI chat assistant provides deeper insights into your discoveries.

**Highlights:** Instant AI-powered identification, Detailed rock and mineral data, Birthstone information, AI chat assistance, Magnetic sensor for detection, User-friendly interface

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | per 7 days |
| Premium | $24.99 | per year |
| Premium | $29.99 | per year |
| Premium | $39.99 | per year |
| Premium Lifetime | $49.99 | one-time |


### FlashRead

[App page](https://appshunter.io/ios/app/flashread-improve-efficiency/id6745725776)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium for ONE month | $0.99 | per month |
| Premium for ONE year | $8.99 | per year |
| Premium Membership | $9.99 | one-time |


## Frequently asked questions

### Is Stone Identifier free?

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

### Is FlashRead free?

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

### Do Stone Identifier or FlashRead have ads?

Neither Stone Identifier nor FlashRead shows ads.

### Which is updated more often, Stone Identifier or FlashRead?

Stone Identifier ships an update every 2 months, and FlashRead every 3 weeks. Most recently, Stone Identifier was updated on August 19, 2026 and FlashRead on September 9, 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.*