Seasons To Do vs Zero by Otto
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Seasons To Do
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Just two steps to create a To-Do, enter a title and choose a priority. You can also attach text notes, photos, URLs, map locations to each To-Dos.
Zero by Otto
This task management app offers a minimalist approach to productivity. Unfinished tasks automatically roll over to the next day, ensuring nothing gets lost. Organize tasks into projects, create reusable lists, and collaborate with others.
- Automatic task rollover
- Today view
- Drag and drop rescheduling
- Project organization
- Shared projects for collaboration
- Reusable checklists
- Desktop widget
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Zero - task management made simple. Zero takes a minimalist approach to getting things done. Tasks automatically roll over to the next day when incomplete, so nothing gets lost while keeping your focus on today. Key Features: Automatic Rollover – Unfinished tasks move to tomorrow, no manual rescheduling needed Today View – See what needs to be done today in one clean view Drag & Drop – Reschedule tasks between days with simple gestures Projects – Organize related tasks together Shared Projects – Collaborate with others by inviting them via email Lists – Create reusable checklists for routines and recurring workflows Favorites – Star important tasks to highlight them Desktop Widget (macOS) – Keep today's tasks visible on your desktop Minimal Design – Clean interface without unnecessary features Sync – Works seamlessly across iPhone, iPad, and Mac Dark Mode – Comfortable viewing any time of day Zero helps you stay organized without the complexity of traditional task managers. Tasks flow naturally from day to day, projects keep work organized, and lists handle your recurring needs.
Screenshots
Verdict
The clearest difference is update cadence: Zero by Otto at every 5 days against Seasons To Do's every 3 months. Seasons To Do's advantage is iOS requirement (11.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Seasons To Do ships an update every 3 months, Zero by Otto every 5 days. The most recent releases landed on October 10, 2026 and October 6, 2026 respectively.
| Parameter | Seasons To Do | Zero by Otto |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, Mac — better |
| Requires iOS | 11.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 12 MB | 13 MB |
| Age rating | 17+ | 4+ |
| Developer | Brick Bay Insights, Inc. | Ludus-Language, Inc. |
In-app purchases
Seasons To Do
No in-app purchases
Zero by Otto
No in-app purchases









