Comparison

Six Done vs PriorityStack

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Six Done

Features
Read full description

[App Overview] Six Done is a simple, intuitive to-do app designed to help you focus on just “six” tasks a day. By narrowing down your to-do list, you can reduce indecision and make steady progress. 【Key Features】 - Manage up to 6 tasks per day (prevents overloading) - Intuitive one-tap actions for checking off, reordering, and deleting tasks - Light and dark theme support (follows device settings) - Tomorrow Prep Mode: Organize tasks to carry over to the next day - Local storage: Runs smoothly without an internet connection (privacy-focused) 【Recommended for】 - Those who feel overwhelmed by too many tasks and can’t make progress - Those who want to ensure they complete important tasks - Those looking for simple and fast task management 【How to Use】 1. Register up to 6 tasks to tackle today 2. Complete them and check them off 3. Organize remaining tasks in Tomorrow’s Prep Mode 【Privacy】 Data is stored locally on your device. No server uploads or account registration required.

About

PriorityStack

Features
Read full description

PriorityStack uses the Ivy Lee method: each night, write down tomorrow's 6 most important tasks in priority order. Tackle them one at a time. Simple, proven, and life-changing. WHAT YOU CAN DO: • The Ivy Lee Method — rank tomorrow's 6 most important tasks tonight, tackle them one at a time • Daily reflection log with mood and notes • Recurring tasks that auto-populate on the right weekday • Quick-capture inbox for stray ideas before they're lost • Focus sessions with interruption tracking • No sign-up and no account — your stacks stay on your device PRIORITYSTACK PREMIUM — $2.99/month: • Unlimited daily stacks • Full history and analytics • Recurring priorities • Weekly review • Every future update included PERFECT FOR: Productivity enthusiasts, entrepreneurs, busy professionals, and anyone who wants a clear, focused top-6 daily task list based on proven productivity methods. Choose the plan that suits you: monthly, yearly, or a one-time Lifetime purchase that never renews. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel any time in your Apple ID subscription settings. The Lifetime option is a single purchase with no renewal. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://tabishapps.com/privacy-policy.html

Screenshots

Six Done3 screens
PriorityStack4 screens

Verdict

The call

The clearest difference is in-app purchases: Six Done at none against PriorityStack's 1. Six Done also leads on ads (none vs shown) and update cadence (every 5 days vs every 2 months). On price 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. PriorityStack sells 1 in-app purchase, starting at $2.99 per month. Six Done asks for nothing beyond the download.

UpkeepUpdate frequency

Six Done ships an update every 5 days, PriorityStack every 2 months. The most recent releases landed on September 11, 2026 and September 18, 2026 respectively.

Scorecard4 real differences · 2 level
Six Done versus PriorityStack: the parameters behind the verdict, then further details
ParameterSix DonePriorityStack
PriceFreeFree
Update frequencyEvery 5 days — betterEvery 2 months
AdsNo — betterYes
In-app purchasesNo — betterYes
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.1 — better17.0
Further details — not scored
Size16 MB28 MB
Age rating4+4+
DeveloperKoichi EzatoTabish Hassan

In-app purchases

None

Six Done

No in-app purchases

1 purchases

PriorityStack

Subscriptions1
  • PriorityStack Premium Monthly7 Days trial$2.991 Month

Questions

Is Six Done free?
Six Done is free to download, with no in-app purchases.
Is PriorityStack free?
PriorityStack is free to download, with in-app purchases available.
Do Six Done or PriorityStack have ads?
PriorityStack shows ads; Six Done does not.
Which is updated more often, Six Done or PriorityStack?
Six Done ships an update every 5 days, and PriorityStack every 2 months. Most recently, Six Done was updated on September 11, 2026 and PriorityStack on September 18, 2026.

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