# Fish Harmony vs Fish Identifier

The clearest difference is rating: Fish Identifier at 3.9 against Fish Harmony's 3.4. Fish Identifier also leads on update cadence (every 5 weeks vs every 9 months) and ratings volume (80 vs 10). Fish Harmony's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Fish Identifier sells 2 in-app purchases, starting at $2.99 per 7 days. Fish Harmony asks for nothing beyond the download.

Fish Identifier holds the better App Store score, 3.9 against 3.4. That said, the two scores are not equally well evidenced: Fish Identifier has 80 ratings behind it against 10, so its average is the more settled of the two.

Fish Harmony ships an update every 9 months, Fish Identifier every 5 weeks. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Fish Harmony | Fish Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (10 ratings)](https://appshunter.io/ios/app/fish-harmony/id1309770017/reviews) | **[3.9 (80 ratings)](https://appshunter.io/ios/app/fish-identifier-fish-scanner/id1604739565/reviews)** |
| Number of ratings | 10 | **80** |
| Positive reviews | — | 58.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 33 MB | 48 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Pat Canella](https://appshunter.io/developer/1309770016) | [Dinh Dong Nguyen](https://appshunter.io/developer/1574022554) |

## What reviewers say

### Fish Harmony

[App page](https://appshunter.io/ios/app/fish-harmony/id1309770017)

This app provides comprehensive compatibility data for various aquarium fish species, helping you determine if they will coexist peacefully. It also offers reef safety information for saltwater fish to protect your coral. Users can perform direct comparisons between two fish species.

**Highlights:** Fish compatibility data, Reef safe ratings, Freshwater and saltwater modes, Fish-to-fish comparison, Compatibility warnings

**Features:** macOS Compatibility

**In-app purchases:** none


### Fish Identifier

[App page](https://appshunter.io/ios/app/fish-identifier-fish-scanner/id1604739565)

Instantly identify fish species using AI technology by simply taking or uploading a photo. Explore detailed information on thousands of fish species to satisfy your curiosity about aquatic life.

**Highlights:** AI-powered fish identification, Identify from photos, Fast and accurate ID, Database of 3000+ species, Detailed fish information, User-friendly interface

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $2.99 | per 7 days |
| Premium Yearly | $29.99 | per year |

**What reviewers like**

- 👍 Easy to use interface
- 🚀 Fast and accurate identification
- 💡 Great learning tool for marine life
- 🌟 Recognizes rare species
- 🐠 Useful for home aquariums

**What reviewers complain about**

- 💸 High subscription cost
- 🆓 Limited free usage
- ❌ Inaccurate identifications
- 💰 Paywall after one use
- 📺 Excessive ads

**Reported bugs**

- Incorrect fish identification
- App asks to pay after one use
- Ads interrupt functionality

**Requested features**

- More free identifications
- Longer trial period
- No limit on monthly subscription
- Remove ads without subscription


## Frequently asked questions

### Is Fish Harmony free?

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

### Is Fish Identifier free?

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

### Which has better reviews, Fish Harmony or Fish Identifier?

Fish Identifier is rated higher. Fish Harmony averages 3.4 out of 5 from 10 ratings, while Fish Identifier averages 3.9 from 80 ratings.

### Do Fish Harmony or Fish Identifier have ads?

Fish Identifier shows ads; Fish Harmony does not.

### Which is updated more often, Fish Harmony or Fish Identifier?

Fish Harmony ships an update every 9 months, and Fish Identifier every 5 weeks. Most recently, Fish Harmony was updated on October 13, 2026 and Fish Identifier 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.*