Comparison

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.

Head to head
About

Seasons To Do

Features
Read full description

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.

About

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.

Highlights
  • Automatic task rollover
  • Today view
  • Drag and drop rescheduling
  • Project organization
  • Shared projects for collaboration
  • Reusable checklists
  • Desktop widget
Read full description

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

Seasons To Do2 screens
Zero by Otto4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

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.

Scorecard2 real differences · 8 level
Seasons To Do versus Zero by Otto: the parameters behind the verdict, then further details
ParameterSeasons To DoZero by Otto
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 3 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPodiPhone, iPad, Mac — better
Requires iOS11.0 — better16.0
Further details — not scored
Size12 MB13 MB
Age rating17+4+
DeveloperBrick Bay Insights, Inc.Ludus-Language, Inc.

In-app purchases

None

Seasons To Do

No in-app purchases

None

Zero by Otto

No in-app purchases

Questions

Is Seasons To Do free?
Seasons To Do is free to download, with no in-app purchases.
Is Zero by Otto free?
Zero by Otto is free to download, with no in-app purchases.
Do Seasons To Do or Zero by Otto have ads?
Neither Seasons To Do nor Zero by Otto shows ads.
Which is updated more often, Seasons To Do or Zero by Otto?
Seasons To Do ships an update every 3 months, and Zero by Otto every 5 days. Most recently, Seasons To Do was updated on October 10, 2026 and Zero by Otto on October 6, 2026.

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