Hours Calculator vs Clockwork
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Hours Calculator
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For fast and accurate work hour calculations, enter your start time, end time, and break duration to instantly calculate your total hours worked. Better than using your phone's calculator or doing mental math, the Hours Calculator handles all the time arithmetic and shows you precise hours and minutes worked, formatted clearly for timesheets and payroll. Perfect for freelancers, contractors, hourly employees, and managers who need to track work hours, calculate billable time, or verify timesheet accuracy. You can switch between 12-hour and 24-hour time formats to match your preference or workplace requirements, and the app automatically handles tricky calculations like crossing midnight or complex break deductions. Time tracking preferences include your preferred clock format and automatic break calculations to streamline your workflow. Key app features: - Flexible time formats: Choose between 12-hour (AM/PM) or 24-hour military time to match your needs - Break deduction: Enter your break time and the app automatically subtracts it from your total hours worked - Precise calculations: Get exact hours and minutes worked, not rough estimates - perfect for accurate billing and payroll - Cross-midnight support: Handles overnight shifts and schedules that span across days seamlessly - Professional formatting: Results display in clean, readable format suitable for timesheets and invoicing - Error prevention: Eliminates manual calculation mistakes that can cost you money on billable hours - Quick entry: Simple interface gets you results fast without complicated menus or settings Try the Hours Calculator today for stress-free time tracking and leave a review to let us know how it helps your workflow. Thanks!
Clockwork
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Clockwork is a powerful yet simple time tracker for everything you do—whether it's work, hobbies, fitness, study, or downtime. Log hours with ease, gain insight into how you spend your day, and build better habits over time. Designed for freelancers, professionals, students, creatives, and anyone who wants to be more mindful of their time. FEATURES: Track Anything Create unlimited activities for whatever matters to you—projects, workouts, chores, hobbies, or rest. Smart Session Logging Start and stop sessions anytime. Take breaks without losing track—Clockwork logs them for you. Customize with Color & Icons Personalize each activity to match your workflow and make tracking feel effortless. Unlimited Timers Switch between tasks on the fly. No limits, no fuss. Daily & Weekly Stats Visualize how your time adds up with clean bar charts that show patterns and progress. Whether you’re logging hours for work, tracking screen time, or building a new routine, Clockwork makes time tracking feel seamless and rewarding.
Screenshots
Verdict
The clearest difference is iOS requirement: Hours Calculator at 15.1 against Clockwork's 18.0. 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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Hours Calculator | Clockwork |
|---|---|---|
| Price | Free | Free |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 18.0 |
| Further details — not scored | ||
| Size | 17 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | CalculatorSoup, LLC | Eric Haslag |
In-app purchases
Hours Calculator
No in-app purchases
Clockwork
No in-app purchases
Questions
Is Hours Calculator free?
Is Clockwork free?
Do Hours Calculator or Clockwork have ads?
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