
Marvin
Behavioral psychology-based productivity and to-do app
- Launched January 29, 2022
- 0comments
- 0upvotes
- 2,375views
Recent products in Productivity
Top upvoted of the last 30 days

A focused habit tracker built around the 66-day habit model



Behavioral psychology-based productivity and to-do app
Top upvoted of the last 30 days

A focused habit tracker built around the 66-day habit model


627 indie products share a category with Marvin (Productivity). They are ordered by how many categories they have in common with it, then by upvotes from the community. For reference, Marvin describes itself as: “Behavioral psychology-based productivity and to-do app”.
| Product | Pricing | Upvotes | Launched |
|---|---|---|---|
| Marvin | — | 0 | Jan 2022 |
| NeuralOps | From $3 | 22 | Oct 2026 |
| Scribe | — | 21 | Jan 2022 |
| 66-Day Streak: Habit Builder | Freemium · from $1.99/mo | 14 | Oct 2026 |
| Taskee.pro | — | 10 | Aug 2025 |
| SSToolbox | — | 6 | Apr 2025 |
| Good Assistant | — | 6 | Sept 2026 |
| AfterLid | Freemium · from $4.99/mo | 6 | Oct 2026 |
| Expense Hub | — | 6 | Jan 2026 |
| StudyLock | — | 5 | Feb 2026 |