Calmetric vs dfCal
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calmetric
Gain practical insights into your calendar year with detailed charts and metrics. Break down any date range to identify optimal times for planning, vacations, and deadlines. Enjoy a private, secure, and ad-free experience with a native iOS design.
- Year progress charts
- Date range breakdown
- Optimal date identification
- Native iOS design
- Private and secure experience
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Calmetric helps you gain practical insights into the calendar year. Use Calmetric to track the year’s progress, explore different timeframes, and make more informed planning decisions. Features: · See the year’s progress with detailed charts and metrics · Break down any date range into days, nights, weekends, and more · Identify optimal dates for vacations, meetings, and deadlines · Enjoy a native iOS design, using Apple’s latest frameworks and UI guidelines Calmetric provides a private and secure, ad-free experience—no ads, no tracking, ever. Terms of Service: https://crater.tools/calmetric/terms-of-service Privacy Policy: https://crater.tools/calmetric/privacy-policy
dfCal
This app helps you manage your schedule and boost productivity with smart calendar views, time pocket discovery, and productivity analytics. It also includes task management, goal tracking, and a focus timer to optimize your day.
- Smart calendar views
- Natural language event creation
- Time pocket discovery
- Productivity analytics
- Smart task management
- Focus timer
- Goal tracking
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dfCal is the intelligent calendar app designed to help you take control of your schedule, boost productivity, and make the most of every day. SMART CALENDAR VIEWS - Beautiful month, week, and day views with event indicators - Seamless sync with Google Calendar and Microsoft Outlook - Quick natural language event creation — just type "Lunch with John tomorrow at 2pm" - Color-coded calendars to organize work, personal, and more FIND YOUR FREE TIME - Time Pockets automatically discovers available slots in your day - See exactly when you have 30 minutes, 1 hour, or more available - Never double-book again with visual day overview PRODUCTIVITY ANALYTICS - Track how you spend your time with detailed insights - See your productivity score and get personalized tips - Busiest hours chart to optimize your schedule - Weekly, monthly, and quarterly time audits SMART TASK MANAGEMENT - Create tasks with due dates, priorities, and reminders - Recurring tasks that automatically advance when completed - Priority levels from Low to Urgent with visual indicators - Sync tasks with Google Tasks POWERFUL TOOLS - Focus Timer for deep work sessions - Tally Counter for tracking habits and counts - Calendar Sets to quickly switch between work and personal views - Schedule Templates to block focus time automatically GOAL TRACKING - Set weekly goals for meetings and focus work - Track your progress toward time targets - Meeting cost calculator to understand the true cost of meetings BUILT FOR PRIVACY - Your data stays on your device - Secure OAuth authentication with Google and Microsoft - No tracking, no ads, just productivity Whether you're a busy professional, student, or anyone looking to optimize their time, dfCal gives you the tools to understand and improve how you spend each day. Download dfCal today and transform the way you manage your time.
Screenshots
Verdict
The clearest difference is update cadence: dfCal at every 4 days against Calmetric's every 3 weeks. On price, rating, ratings volume and ads 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.
On the App Store both sit at effectively the same score — 5.0 for Calmetric against 5.0 for dfCal. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
Calmetric ships an update every 3 weeks, dfCal every 4 days. The most recent releases landed on September 12, 2026 and June 4, 2026 respectively.
| Parameter | Calmetric | dfCal |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 3 weeks | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 18.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Piotr Bakker | Ananda Theerthan Jagannathan |
Customer experience
Calmetric
dfCal
In-app purchases
Calmetric
No in-app purchases
dfCal
No in-app purchases








