# TankLab vs Airtime Coaster Tracker

The clearest difference is rating: TankLab at 5.0 against Airtime Coaster Tracker's 4.3. Airtime Coaster Tracker's advantage is ratings volume (11 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. TankLab sells 2 in-app purchases, starting at $4.99 per month and Airtime Coaster Tracker sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

TankLab holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Airtime Coaster Tracker has 11 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | TankLab | Airtime Coaster Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tanklab/id6761576810/reviews)** | [4.3 (11 ratings)](https://appshunter.io/ios/app/airtime-coaster-tracker/id6785657913/reviews) |
| Number of ratings | 1 | **11** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Every 4 days |
| Monetization | Freemium | Free with in-app purchases |
| Size | 8 MB | 4 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SquatchCraft LLC](https://appshunter.io/developer/1440325922) | [LEAO TYLER DE PINA](https://appshunter.io/developer/1871295909) |

## What reviewers say

### TankLab

[App page](https://appshunter.io/ios/app/tanklab/id6761576810)

Manage all aspects of your aquarium, from water parameters and livestock to maintenance schedules and expenses. Utilize AI for test strip analysis and personalized advice to keep your aquatic life thriving.

**Highlights:** AI test strip scanner, AI aquarium advisor, Water parameter tracking, Maintenance scheduler, Livestock manager, Expense tracker

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TankLab+ | $4.99 | per month |
| Annual subscription | $34.99 | per year |


### Airtime Coaster Tracker

[App page](https://appshunter.io/ios/app/airtime-coaster-tracker/id6785657913)

Log roller coasters ridden, create a wishlist of desired rides, and rank them. Access a global database of coasters with detailed stats and unlock achievements. Sync data across devices or use offline.

**Highlights:** Log coasters with ratings and notes, Build and manage a coaster wishlist, Personalized coaster rankings, Access global coaster rankings, Searchable coaster database with stats, Unlock achievements, Cross-device sync and offline mode

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Airtime Full Access | $1.99 | one-time |


## Frequently asked questions

### Is TankLab free?

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

### Is Airtime Coaster Tracker free?

Airtime Coaster Tracker is free to download, with in-app purchases available.

### Which has better reviews, TankLab or Airtime Coaster Tracker?

TankLab is rated higher. TankLab averages 5.0 out of 5 from 1 ratings, while Airtime Coaster Tracker averages 4.3 from 11 ratings.

### Do TankLab or Airtime Coaster Tracker have ads?

Neither TankLab nor Airtime Coaster Tracker shows ads.

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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.*