Comparison

Cards Against Backlogs vs Just Do Three

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

Head to head
About

Cards Against Backlogs

Features
Read full description

Cards Against Backlogs is a real-time planning poker app built for agile squads who want fast, focused estimation sessions — no sign-up required. Create a room in seconds, share the code with your team, and start voting. Choose between Fibonacci or T-Shirt sizing decks. See who voted, reveal the results, and move on to the next story. HOW IT WORKS 1. Tap "New Room" and enter your name 2. Share the Room ID with your team 3. Everyone picks a card to vote 4. The room owner reveals all cards at once 5. Discuss, reset, and repeat FEATURES - Real-time voting and presence — see who's in the room and who already voted - Fibonacci and T-Shirt sizing decks - No account needed — just a name and a room code - Works alongside the web app at cab.linhares.sc - Dark mode support - Lightweight and distraction-free Built for developers, by developers. Stop overthinking estimates and start shipping.

About

Just Do Three

Focus on what truly matters by selecting three key priorities for the day. Once these are completed, the day is considered a success. This app offers a simple, clear, and achievable approach to productivity without overwhelming task management features.

Highlights
  • Select three daily priorities
  • Focus on task completion
  • Track progress and build momentum
  • Schedule tasks up to a week ahead
  • Import tasks from a file
  • Productivity analytics
  • Recurring tasks
Features
Read full description

Trying to do everything means finishing nothing. Just Do Three helps you focus on what actually matters today. Instead of managing an overwhelming list of tasks, you choose three priorities for the day. That’s it. When those three things are done, the day is a success. Simple. Clear. Achievable. Just Do Three is designed for people who want a lightweight productivity tool without complicated systems, subscriptions, or endless task management features. How it works • Pick the three most important things you want to accomplish today • Focus on completing those tasks • Track your progress and build momentum Premium Features Upgrade to unlock powerful insights and planning tools: • Schedule tasks up to a week ahead • Import tasks from a file • Day, week, month, and year productivity analytics • Recurring weekly and monthly tasks • Stretch goal tracking • “Most Avoided Tasks” insights • Add tasks from a paper list or photo via OCR. • Add tasks to your iPhone calendar as tasks or calendar entries • Have a "work list" and a "personal list" and track them separately. • Export your list as a csv for use elsewhere. Built for simplicity • No clutter • No complicated productivity systems • No endless lists Just pick three things. And do them.

Screenshots

Cards Against Backlogs4 screens
Just Do Three4 screens

Verdict

The call

The clearest difference is device support: Cards Against Backlogs at 3 against Just Do Three's 1. Cards Against Backlogs also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and in-app purchases 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

Cards Against Backlogs ships an update every 5 weeks, Just Do Three every 3 weeks. The most recent releases landed on October 4, 2026 and October 5, 2026 respectively.

Scorecard2 real differences · 7 level
Cards Against Backlogs versus Just Do Three: the parameters behind the verdict, then further details
ParameterCards Against BacklogsJust Do Three
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 5 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
Monetization—Freemium
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.1 — better17.0
Further details — not scored
Size26 MB7 MB
Age rating4+4+
DeveloperThreadCodeTodd Vallie

In-app purchases

None

Cards Against Backlogs

No in-app purchases

None

Just Do Three

No in-app purchases

Questions

Is Cards Against Backlogs free?
Cards Against Backlogs is free to download, with no in-app purchases.
Is Just Do Three free?
Just Do Three is free to download, with no in-app purchases.
Do Cards Against Backlogs or Just Do Three have ads?
Neither Cards Against Backlogs nor Just Do Three shows ads.
Which is updated more often, Cards Against Backlogs or Just Do Three?
Cards Against Backlogs ships an update every 5 weeks, and Just Do Three every 3 weeks. Most recently, Cards Against Backlogs was updated on October 4, 2026 and Just Do Three on October 5, 2026.

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