Comparison

1 Big Task vs TaskFlow Planner

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

Head to head
About

1 Big Task

Features
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1 Big Task is the anti-to-do app designed for cognitive relief. Instead of overwhelming you with endless lists, 1 Big Task shows you just ONE task at a time. Complete it, or move it to later. That's it. DESIGNED FOR ACCESSIBILITY Created by a legally blind developer who uses the app daily, 1 Big Task is built from the ground up for: - ADHD & Executive Dysfunction - No decision paralysis from long lists - Autism - Predictable, calm interface with sensory-friendly themes - Anxiety - Reduces overwhelm by hiding the mountain of tasks - Low Vision - Large text, high contrast themes, VoiceOver optimized - Dyslexia - Clean fonts, focus-friendly wallpapers - Motor Difficulties - Large tap targets, simple gestures - Older Adults - Straightforward design, no clutter HOW IT WORKS 1. Add your tasks 2. See only your top task 3. Tap Done or Later 4. Repeat It's that simple. No categories. No priorities. No due dates cluttering your view. Just one task, right now. FEATURES - One Task Focus - See only what matters now - 43 Thoughtfully Designed Themes - From high contrast to calming pastels - Voice Memos - Record tasks when typing is hard - Text-to-Speech - Hear your task read aloud in 50+ languages - Adjustable Text Sizes - From comfortable to extra large - Haptic Feedback - Satisfying confirmation when you complete tasks - Home Screen Widgets - See your current task at a glance - Siri Shortcuts - Add tasks with your voice - Keyboard Shortcuts - Full keyboard navigation for iPad and Mac - iCloud Sync - Your tasks on all your devices PREMIUM FEATURES - All 43 themes - Multi-language text-to-speech - iCloud sync across devices - Home Screen widgets - Custom wallpapers with accessibility-focused backgrounds 1 Big Task is proudly made by YouApps.co, creating apps that put accessibility first. "The app I wish existed when I was drowning in task lists." - Hassan, Founder T&Cs: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

TaskFlow Planner

Features
Read full description

TaskFlow Planner is a beautifully simple to-do list and productivity companion built to help you plan your day, build better habits, and stay focused โ€” without the clutter. ORGANIZE YOUR TASKS Capture everything in your Inbox, then sort it into Today, Tomorrow, or the Next 7 Days. Smart lists keep your priorities visible so you always know what matters right now, and a dedicated Completed list lets you look back on everything you've accomplished. FOCUS TIMER Use the built-in focus timer to work in dedicated sprints, then recharge with a short or long break. Stick with the classic presets or dial in your own custom Focus, Short Break, and Long Break lengths from 1 to 180 minutes โ€” your settings are saved automatically so every session starts exactly the way you like it. BUILD LASTING HABITS Track daily habits alongside your tasks. Add new habits in seconds, then rename them, change their icon and color, or remove them whenever your routine changes โ€” everything is editable right from the habit card. DESIGNED TO STAY OUT OF YOUR WAY TaskFlow Planner uses a clean, light, easy-to-read interface across every screen, so your lists and timer stay clear no matter how your device is set up. TASKFLOW PLANNER PREMIUM Unlock the full experience with a one-time Premium purchase โ€” no recurring subscription. New users get a 3-day free trial of Premium so you can explore every feature before you buy. After the trial, Premium unlocks with a single lifetime payment, giving you permanent access to focus timer customization, unlimited habit tracking, and every future feature we add. Download TaskFlow Planner today and turn your to-do list into a system you'll actually stick with.

Screenshots

1 Big Task4 screens
TaskFlow Planner4 screens

Verdict

The call

1 Big Task and TaskFlow Planner are too close to call on the numbers: across 5 compared parameters โ€” price, ads, in-app purchases and device support among them โ€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. 1 Big Task sells 3 in-app purchases, starting at $2.99 per month and TaskFlow Planner sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
1 Big Task versus TaskFlow Planner: the parameters behind the verdict, then further details
Parameter1 Big TaskTaskFlow Planner
PriceFreeFree
Update frequencyโ€”Every 5 days
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad โ€” betteriPhone
Requires iOS17.0 โ€” better18.0
Further details โ€” not scored
Size14 MB9 MB
Age rating4+12+
DeveloperHassan HattabMARTHEN LUKAS LUMINGKEWAS

In-app purchases

3 purchases

1 Big Task

Subscriptions2
  • Monthly$2.991 Month
  • Yearly Subscription$29.991 Year
One-time1
  • Lifetime Access$79.99
1 purchases

TaskFlow Planner

One-time1
  • Lifetime Access$19.99

Questions

Is 1 Big Task free?
1 Big Task is free to download, with in-app purchases available.
Is TaskFlow Planner free?
TaskFlow Planner is free to download, with in-app purchases available.
Do 1 Big Task or TaskFlow Planner have ads?
Neither 1 Big Task nor TaskFlow Planner shows ads.

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