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- Pocket Aquarium Remove Pocket Aquarium from the comparison
- Northwind Notes Remove Northwind Notes from the comparison
| Attribute | Pocket Aquarium Hollow Pine | Northwind Notes Northwind Labs |
|---|---|---|
| Rating | 4.94 Best | 3.18 |
| Ratings | 6.81K | 4.34M Best |
| Written reviews | 1.16K | 1.06M Best |
| Installs (estimated) | 402K | 42M Best |
| Installs, last 30 days | 11.1K | 10.4M Best |
| Recent growth | +24.9% Best | +2.5% |
| Best chart position | #9 | #1 Best |
| Download size | 548.4 MB | 32.1 MB Best |
| Price | $3.49 | Free |
| Category | Casual | Productivity |
| Developer | Hollow Pine | Northwind Labs |
| Contains ads | No | No |
| In-app purchases | No | Yes |
| Content rating | Everyone | Everyone |
| Requires Android | 8.0 | 11 |
| Released | April 4, 2026 | March 8, 2018 |
| Last update | September 5, 2026 | September 6, 2026 |