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- Castaway Remove Castaway from the comparison
- Northwind Notes Remove Northwind Notes from the comparison
| Attribute | Castaway Lumen Media | Northwind Notes Northwind Labs |
|---|---|---|
| Rating | 4.46 Best | 3.18 |
| Ratings | 382K | 4.34M Best |
| Written reviews | 47.8K | 1.06M Best |
| Installs (estimated) | 25.9M | 42M Best |
| Installs, last 30 days | 19K | 10.4M Best |
| Recent growth | +21.6% Best | +2.5% |
| Best chart position | #2 | #1 Best |
| Download size | 177.3 MB | 32.1 MB Best |
| Price | Free | Free |
| Category | Music & Audio | Productivity |
| Developer | Lumen Media | Northwind Labs |
| Contains ads | No | No |
| In-app purchases | Yes | Yes |
| Content rating | Everyone | Everyone |
| Requires Android | 8.0 | 11 |
| Released | April 7, 2019 | March 8, 2018 |
| Last update | August 12, 2026 | September 6, 2026 |