# Fish Doctor vs APLApp

The clearest difference is rating: Fish Doctor at 4.7 against APLApp's 3.4. APLApp's advantage is in-app purchases (none vs 10) and update cadence (every 3 weeks vs every 7 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Fish Doctor sells 10 one-off in-app purchases. APLApp asks for nothing beyond the download.

Fish Doctor holds the better App Store score, 4.7 against 3.4. Both are backed by a comparable volume of ratings — 3 and 8 respectively.

Fish Doctor ships an update every 7 months, APLApp every 3 weeks. The most recent releases landed on October 23, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Fish Doctor | APLApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/fish-doctor/id839600610/reviews)** | [3.4 (8 ratings)](https://appshunter.io/ios/app/aplapp/id1548992958/reviews) |
| Number of ratings | 3 | **8** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 30 MB | 11 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Bassleer Biofish](https://appshunter.io/developer/839600613) | [Capira Technologies](https://appshunter.io/developer/1010559443) |

## What reviewers say

### Fish Doctor

[App page](https://appshunter.io/ios/app/fish-doctor/id839600610)

This app provides educational tools and e-books on fish diseases, developed by a recognized expert. It features videos demonstrating fish behavior, microscopic observations, and easy-to-understand information for hobbyists and professionals alike.

**Highlights:** Expert-developed fish disease information, Educational e-books, Informative videos on fish behavior, Microscopic observations of pathogens, Easy-to-understand language, Diagnosis and treatment guidance

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fish Diseases - Italian | $7.99 | one-time |
| Fish Diseases - German | $7.99 | one-time |
| Fish Diseases - English | $7.99 | one-time |
| Fish Diseases - French | $7.99 | one-time |
| Fish Diseases - Dutch | $7.99 | one-time |
| Fish Diseases - Chinese | $7.99 | one-time |
| Fish Diseases - Brazil | $7.99 | one-time |
| The Practical Guide to Fish Diseases | $27.99 | one-time |
| Diseases in marine aquarium fish | $27.99 | one-time |
| The New Illustrated Guide to Fish Diseases | $54.99 | one-time |


### APLApp

[App page](https://appshunter.io/ios/app/aplapp/id1548992958)

Access your local library's catalog, manage your account, and discover events and resources on the go. Reserve items, track checkouts, and explore online learning materials from your mobile device.

**Highlights:** Search library catalog, Reserve items, Manage multiple library accounts, View and register for events, Access online learning resources, View library hours and locations

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

**In-app purchases:** none


## Frequently asked questions

### Is Fish Doctor free?

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

### Is APLApp free?

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

### Which has better reviews, Fish Doctor or APLApp?

Fish Doctor is rated higher. Fish Doctor averages 4.7 out of 5 from 3 ratings, while APLApp averages 3.4 from 8 ratings.

### Do Fish Doctor or APLApp have ads?

Neither Fish Doctor nor APLApp shows ads.

### Which is updated more often, Fish Doctor or APLApp?

Fish Doctor ships an update every 7 months, and APLApp every 3 weeks. Most recently, Fish Doctor was updated on October 23, 2026 and APLApp on October 29, 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.*