Doo vs Mathpad
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Doo
This app helps you overcome procrastination by breaking down tasks into manageable digital cards. Its unique card-based interface and focus on one task at a time promote productivity and habit building. It offers various task types, scheduling options, and cross-device syncing.
- Card-based task interface
- Customizable task groups
- Open-ended, calendar, and location-based tasks
- Share extension for creating tasks from other apps
- Customizable task scheduling and alerts
- iCloud sync across devices
- Task collaboration
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Become a more productive you, one card at a time. WHY DOO? It’s easy to procrastinate your to-do list without a clear first step. Tasks with large goals can feel impossible to finish. Doo helps you procrastinate less. Your reminders become cards that are easy to start and easy to finish. The streamlined edit screen encourages you to create tasks that can fit on a digital index card. Each card shows up in a stack — instead of a list — so you can focus on one thing at a time. BUILD BETTER HABITS Pick a few tasks each day and snooze the rest. Doo helps you create more consistent, sustainable habits. Reduce your anxiety and become a more productive you, one card at a time. *** 2021 Webby Award Nominee *** Best App - Work & Productivity *** 2021 Webby Award Honoree *** Best App User Interface REVIEWS “I absolutely love this app... *incredibly* satisfying...” – Doo 2 Review, Buzzfeed “There’s just enough guilt involved in hitting snooze that I often just complete the task. That’s the point." – WIRED “Doo is a beautiful way to get things done without stressing yourself out.” – Doo 2 Review, The Next Web FEATURE HIGHLIGHTS • Be more productive with a unique, card-based interface • Separate cards into custom groups • Create open-ended, calendar, or location-based tasks • Create tasks within other apps with the share extension • Schedule tasks with custom intervals and alerts • Sync with iCloud across iOS and Mac devices • Collaborate on tasks with other Doo users (requires iCloud) • Support for VoiceOver, Dynamic Text, and keyboard shortcuts • Stay on task with Home Screen & Lock Screen widgets • Complete or snooze tasks from notifications • Drag and drop text, locations, and URLs to create tasks • Screen lock with FaceID, TouchID, or passphrase • Create and complete reminders with Siri • Multitask with Split View and Slide Over
Mathpad
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Mathpad is a notebook that calculates as you write. Type "rent = 1800" on one line, "rent x 12" on the next — the answer appears right beside your words, updating live as you edit. No equals button, no app-switching between calculator and notes. WRITE MATH LIKE YOU THINK • Variables: coffee = 6, lunch = 18, then coffee + lunch • Percentages: 80 x 20%, price - 15% • Running totals: sum, average for any block of lines CONVERT ANYTHING INLINE • Units: 5 miles to km, 72 f to c, 500 sqft to sqm • Currency: 100 usd to eur with live exchange rates • Dates: today + 90 days, deadline = today + 3 weeks PLAN REAL LIFE • Ready-made templates: monthly budget, trip planning, job offer comparison, hourly rate and more MADE TO STAY • iCloud sync across your devices • Create up to 5 notes free, then unlock unlimited for a one-time purchase • No subscription, no ads, no tracking
Screenshots
Verdict
The clearest difference is price: Mathpad at Free against Doo's $4.99. Doo's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement 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
Mathpad is free to download; Doo costs $4.99 up front. Mathpad sells 1 one-off in-app purchase. Doo asks for nothing beyond the download.
| Parameter | Doo | Mathpad |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 4.4 (39 ratings) — better | — |
| Positive reviews | 55.2% of reviews | — |
| Number of ratings | 39 — better | — |
| Update frequency | Every 2 weeks | — |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPad |
| Requires iOS | 17.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 17 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Ciarlo Software, LLC | 文杰 饶 |
In-app purchases
Doo
No in-app purchases
Mathpad
- Mathpad Pro$2.99





