Comparison

Calibrate vs Commit

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

Head to head
About

Calibrate

Features
Read full description

Calibrate: Time Block Planner Plan your time. Track what actually happens. See the difference. Calibrate is a focused time-blocking app that helps you understand where your time really goes. Schedule your day, run your sessions, and review the gap between intention and reality. Most productivity apps help you plan. Calibrate helps you measure, reflect, and improve β€” week after week, and now across the year. Whether you’re studying, building projects, learning a language, or trying to create better daily structure, Calibrate gives you a simple system to plan your time, track what actually happens, and learn from the difference Plan with clarity Create time blocks for what matters most. Design a realistic day around your priorities β€” work, learning, focus sessions, rest. Track effortlessly Start a block, stay focused, and let Calibrate quietly log what you really do. No clutter. No noise. Just clean, intentional tracking. Reflect meaningfully See how your days and weeks actually unfold. Discover patterns. Notice drift. Reinforce what’s working. Build a lasting rhythm Calibrate isn’t about perfect days. It’s about building consistency over time β€” and shaping a routine that fits your real life. Calibrate Pro β€” go deeper with your time Upgrade to Calibrate Pro to unlock long-term history and deeper reflection tools. Explore how your time evolves across weeks and months, spot real trends, and make better long-term adjustments. Calibrate is built for people who care about how they spend their time β€” and want a simple, thoughtful way to improve it. Plan less. Understand more. Build a rhythm that lasts. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Commit

Features
Read full description

Commit: One Task is a minimalist productivity app designed to help you finish what matters most today. Choose one task that deserves your full attention. Start a focus session. Complete it. Repeat tomorrow. Build a streak. Rebuild clarity, consistency and execution - one task per day.

Screenshots

Calibrate4 screens
Commit4 screens

Verdict

The call

The clearest difference is in-app purchases: Commit at none against Calibrate's 1. Commit also leads on iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Calibrate sells 1 one-off in-app purchase. Commit asks for nothing beyond the download.

Scorecard2 real differences Β· 4 level
Calibrate versus Commit: the parameters behind the verdict, then further details
ParameterCalibrateCommit
PriceFreeFree
Update frequencyFortnightlyβ€”
AdsNoNo
In-app purchasesYesNo β€” better
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.615.1 β€” better
Further details β€” not scored
Size4 MB29 MB
Age rating4+4+
DeveloperWarren PetersAbhinav Sahdev

In-app purchases

1 purchases

Calibrate

One-time1
  • Calibrate Pro β€” Lifetime$9.99
None

Commit

No in-app purchases

Questions

Is Calibrate free?
Calibrate is free to download, with in-app purchases available.
Is Commit free?
Commit is free to download, with no in-app purchases.
Do Calibrate or Commit have ads?
Neither Calibrate nor Commit shows ads.

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