# Seabook vs Monkey Lingo

The clearest difference is update cadence: Seabook at every 11 days against Monkey Lingo's every 2 months. Monkey Lingo's advantage is device support (3 vs 1) and iOS requirement (14.0.0 vs 16.4). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Seabook sells 10 in-app purchases, starting at $1.99 per 7 days and Monkey Lingo sells 3 in-app purchases, starting at $34.99 per month. Whichever you choose, the download price is not the number that matters.

Seabook ships an update every 11 days, Monkey Lingo every 2 months. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Seabook | Monkey Lingo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (243 ratings)](https://appshunter.io/ios/app/seabook-fish-identifier-and-log/id1457338313/reviews)** | — |
| Number of ratings | **243** | — |
| Positive reviews | 62.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 373 MB | 26 MB |
| Requires iOS | 16.4 | **14.0.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Stanislau Kuryan](https://appshunter.io/developer/1457338312) | [Dane Reeves](https://appshunter.io/developer/1889504234) |

## What reviewers say

### Seabook

[App page](https://appshunter.io/ios/app/seabook-fish-identifier-and-log/id1457338313)

Identify marine life instantly with AI-powered photo recognition. Log your dives with detailed notes, track conditions, and build a personal collection of underwater discoveries. Explore over 2000 species with rich content and offline access.

**Highlights:** AI fish identification by photo, Detailed dive logbook, Marine life sightings documentation, Personalized species collections, Offline mode for remote access, Extensive species database

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly (extended) | $1.99 | per 7 days |
| Weekly premium access | $4.00 | per 7 days |
| Monthly Premium access | $7.00 | per month |
| Annual Premium (extended) | $29.00 | per year |
| Annual Premium | $29.99 | per year |
| Annual Premium (3 days trial) | $39.00 | per year |
| Annual Premium access | $43.00 | per year |
| Lifetime Offline mode | $5.00 | one-time |
| IAS Special Offer | $49.99 | one-time |
| Lifetime Offer for Students | $59.99 | one-time |


### Monkey Lingo

[App page](https://appshunter.io/ios/app/monkey-lingo/id6761418954)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spanish to English Monthly | $34.99 | per month |
| English to French Monthly | $34.99 | per month |
| English to Spanish Monthly | $34.99 | per month |


## Frequently asked questions

### Is Seabook free?

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

### Is Monkey Lingo free?

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

### Do Seabook or Monkey Lingo have ads?

Neither Seabook nor Monkey Lingo shows ads.

### Which is updated more often, Seabook or Monkey Lingo?

Seabook ships an update every 11 days, and Monkey Lingo every 2 months. Most recently, Seabook was updated on November 6, 2026 and Monkey Lingo on October 31, 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.*