4.Do vs Simple Timer and Countdown
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
4.Do
This app helps you organize and prioritize tasks using the Eisenhower Matrix. Break down projects, set reminders, and collaborate with others to boost your productivity and achieve your goals.
- Eisenhower Matrix 4-Quadrant organization
- Focused Mode for specific quadrants
- Subtasks and checklists
- Task attachments (photos)
- Smart reminders and recurring tasks
- Seamless multi-device sync
- Collaboration features
Read full descriptionHide full description
Boost Your Productivity with 4.Do – The Eisenhower Matrix Task Organizer Tired of feeling overwhelmed? Struggling to decide what to work on first? 4.Do helps you focus on what truly matters with the Eisenhower Matrix, the prioritization method featured in Dr. Stephen R. Covey's The 7 Habits of Highly Effective People. 4.Do is your checklist and task management tool, empowering you to organize, prioritize, and tackle goals with ease. Not sure which quadrant a task belongs in? Let on-device AI suggest it. Capture tasks by voice, from a photo, with Siri, or straight from a notification, then see your week at a glance in Calendar view. With 4.Do Cloud, everything stays in sync across iPhone, iPad, Mac, and other platforms. Key Features 4-Quadrant Matrix: Visualize and prioritize tasks by urgency and importance. On-Device AI Suggestions: Type a task and 4.Do recommends which quadrant it belongs in. Runs entirely on your device, so your tasks never leave it. Capture Anywhere: Add tasks by voice, scan them from a photo or screenshot, or use Quick-Add right from a notification. Siri & Spotlight: Add, find, and complete tasks by voice or from your home screen search. Calendar View: See your tasks grouped by due date so nothing sneaks up on you. 4.Do Cloud: Sync across all your Apple devices and other platforms. Focused Mode: Zoom in on a single quadrant to work without distraction. Subtasks & Checklists: Break projects into actionable steps and track progress. Reminders & Recurring Tasks: Stay ahead of deadlines and build lasting habits. Smart Search: Fuzzy matching finds your task even if you misspell it. Filters & Sorting: Organize your to-do list by priority, due date, or custom tags. Attachments: Add photos for context. Collaboration: Share lists and tasks with others. Make It Yours: Rename quadrants, choose color tones, adjust contrast, pick empty-state animations, and add widgets. Your Productivity, Simplified Whether you're tackling errands, managing a checklist, planning long-term goals, or building daily habits, 4.Do keeps you focused and efficient, helping you achieve more in less time while staying aligned with your priorities. Start Today Download 4.Do and take control of your tasks, time, and goals. 4.Do is free, with a Premium upgrade for full access to all features. Subscription plans: – Monthly – $4.99/month – Yearly – $29.99/year The subscription automatically renews unless auto-renewal is turned off at least 24 hours before the end of the current period. Payment will be charged to your iTunes account at confirmation of purchase. Account will be charged for renewal within 24 hours of the end of the current period, and the cost of the renewal will be provided. Subscriptions may be managed by the user. Auto-renewal may be turned off by going to the user's Account Settings after purchase. No cancellation of the current subscription is allowed during active subscription period. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication. For more information: Terms of Use - https://www.4do.app/about/termsandconditions/ios Privacy Policy - https://www.4do.app/about/privacy-policies/ios
Simple Timer and Countdown
Read full descriptionHide full description
Simple Timer and Countdown helps you prepare for events by creating chains of countdown timers that are anchored to a single event time. Change the event once, all your timers update automatically. Set an event like "Flight at 17:00", then add offset timers: • "Pack bags" at -6 hours → triggers at 11:00 • "Leave house" at -4 hours → triggers at 13:00 • "Arrive at airport" at -2 hours → triggers at 15:00 Flight delayed to 18:00? Update once and every timer shifts automatically. Features: • Offset timers: Set timers relative to any event (before or after) • Auto-adjust: Change the event time and all timers recalculate instantly • Templates: Save and reuse timer chains for recurring events • Notifications: Get alerted at each step so nothing is forgotten • Widgets: See your next timer right on your Home Screen or Lock Screen • Calendar import: Pull events from your calendar and add timers to them • File sharing: Export and share timer chains with others Pro Unlock unlimited events, unlimited timers, calendar import, iCloud sharing, all widget sizes, and more with a one-time purchase. Perfect for flights, game days, presentations, workouts, meal prep, or any event where timing matters.
Screenshots
Verdict
The clearest difference is update cadence: 4.Do at every 5 days against Simple Timer and Countdown's every 4 months. Simple Timer and Countdown's advantage is iOS requirement (17.0 vs 26.0). 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. 4.Do sells 6 in-app purchases, starting at $1.99 per month and Simple Timer and Countdown sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
4.Do ships an update every 5 days, Simple Timer and Countdown every 4 months. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.
| Parameter | 4.Do | Simple Timer and Countdown |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (17 ratings) — better | — |
| Positive reviews | 90.0% of reviews | — |
| Number of ratings | 17 — better | — |
| Update frequency | Every 5 days — better | Every 4 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Apple Watch |
| Requires iOS | 26.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 160 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Ayodeji Shoola | Yannick Verhoeven |
In-app purchases
4.Do
- Monthly7 Days trial$1.991 Month
- Monthly7 Days trial$4.991 Month
- Monthly Premium$4.991 Month
Show 3 moreShow fewer
- Yearly14 Days trial$19.991 Year
- Yearly Premium$29.991 Year
- Yearly7 Days trial$29.991 Year
Simple Timer and Countdown
- SimpleTimer Pro$4.99
Questions
Is 4.Do free?
Is Simple Timer and Countdown free?
Do 4.Do or Simple Timer and Countdown have ads?
Which is updated more often, 4.Do or Simple Timer and Countdown?
Other comparisons















