# HOMi vs Rock Identifier

The clearest difference is in-app purchases: HOMi at none against Rock Identifier's 10. HOMi also leads on iOS requirement (11.0 vs 15.0). Rock Identifier's advantage is chart position (#39 vs unranked). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Rock Identifier sells 7 in-app purchases, starting at $3.99 per 7 days. HOMi asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 3, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | HOMi | Rock Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (83K ratings)](https://appshunter.io/ios/app/rock-identifier-stone-id/id1546796934/reviews)** |
| Number of ratings | — | **83K** |
| Positive reviews | — | 64.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Freemium |
| Best chart rank | — | **#39** |
| Size | 66 MB | 201 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HOMi BV](https://appshunter.io/developer/1475107808) | [Next Vision Limited](https://appshunter.io/developer/1532006906) |

## What reviewers say

### HOMi

[App page](https://appshunter.io/ios/app/homi/id1475107809)

**Features:** macOS Compatibility

**In-app purchases:** none


### Rock Identifier

[App page](https://appshunter.io/ios/app/rock-identifier-stone-id/id1546796934)

**Currently charting:** #39 Top Grossing · Education, #134 Top Free · Education (US App Store)

Instantly identify rocks, minerals, and gemstones by taking a photo. Access a comprehensive encyclopedia with detailed information on each stone, learn to distinguish real from fake gems, and explore their properties. The app also includes a metal detector and expert consultation.

**Highlights:** Photo-based rock identification, Stone and crystal encyclopedia, Real vs. fake gemstone guide, Healing properties and zodiac stones, In-app metal detector, Expert consultation service, Personal rock collection management

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rock Identifier Premium | $3.99 | per 7 days |
| Rock Identifier Premium | $7.99 | per month |
| Rock Identifier Premium | $29.99 | per year |
| Rock Identifier Premium | $39.99 | per year |
| Rock Identifier Premium | $39.99 | per year |
| Rock Identifier Premium | $39.99 | per year |
| Rock Identifier Premium | $69.99 | one-time |

**What reviewers like**

- 🤩 Accurate rock identification
- 🤓 Extensive information on rocks
- 🧠 Helpful for learning about rocks
- 🪨 Great for rock collectors
- 🤖 Powerful AI-based identification

**What reviewers complain about**

- 💰 Expensive subscription model
- 🔢 Limited free scans per day
- 🔍 Inconsistent accuracy, sometimes wrong
- 🔀 Gives different results for same rock
- 🙅‍♀️ Poor customer support

**Reported bugs**

- App crashes or freezes
- Subscription issues and unexpected charges
- Inaccurate rock identification
- Inability to delete or edit rock entries

**Requested features**

- Ability to manually input rock names
- Option to create and manage rock collections
- More comprehensive rock/mineral database
- Improved search and filtering capabilities
- Offline mode for rock identification


## Frequently asked questions

### Is HOMi free?

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

### Is Rock Identifier free?

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

### Do HOMi or Rock Identifier have ads?

Neither HOMi nor Rock Identifier shows ads.

### Which is updated more often, HOMi or Rock Identifier?

HOMi ships an update every 3 weeks, and Rock Identifier every 3 weeks. Most recently, HOMi was updated on November 3, 2026 and Rock Identifier on November 11, 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.*