# WI Fish ID vs Fish Identifier

The clearest difference is in-app purchases: WI Fish ID at none against Fish Identifier's 2. WI Fish ID also leads on ads (none vs shown) and rating (4.3 vs 3.9). Fish Identifier's advantage is update cadence (every 5 weeks vs every 56 months) and ratings volume (80 vs 18). 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. WI Fish ID asks for nothing beyond the download.

WI Fish ID holds the better App Store score, 4.3 against 3.9. Both are backed by a comparable volume of ratings — 18 and 80 respectively. Written reviews point the same way: 78% of WI Fish ID's written reviews are positive against 58% of Fish Identifier's.

WI Fish ID ships an update every 56 months, Fish Identifier every 5 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | WI Fish ID | Fish Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (18 ratings)](https://appshunter.io/ios/app/wi-fish-id/id695692707/reviews)** | [3.9 (80 ratings)](https://appshunter.io/ios/app/fish-identifier-fish-scanner/id1604739565/reviews) |
| Number of ratings | 18 | **80** |
| Positive reviews | **77.8% of reviews** | 58.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 56 months | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 314 MB | 48 MB |
| Requires iOS | **8.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [University of Wisconsin Sea Grant Institute](https://appshunter.io/developer/695692750) | [Dinh Dong Nguyen](https://appshunter.io/developer/1574022554) |

## What reviewers say

### WI Fish ID

[App page](https://appshunter.io/ios/app/wi-fish-id/id695692707)

Identify Wisconsin fish with this offline app. Search by name or appearance using detailed features like mouth, spine, and body shape. Explore descriptions, photo galleries, and links to similar species.

**Highlights:** Offline fish identification, Search by name or appearance, Detailed feature selection, Photo galleries, Links to similar species

**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 WI Fish ID free?

WI Fish ID 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, WI Fish ID or Fish Identifier?

WI Fish ID is rated higher. WI Fish ID averages 4.3 out of 5 from 18 ratings, while Fish Identifier averages 3.9 from 80 ratings.

### Do WI Fish ID or Fish Identifier have ads?

Fish Identifier shows ads; WI Fish ID does not.

### Which is updated more often, WI Fish ID or Fish Identifier?

WI Fish ID ships an update every 56 months, and Fish Identifier every 5 weeks. Most recently, WI Fish ID was updated on November 6, 2026 and Fish Identifier on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*