# Flow Clock vs Calflow

The clearest difference is review sentiment: Flow Clock at 100% against Calflow's 89%. Calflow's advantage is iOS requirement (17.0 vs 26.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Flow Clock sells 3 in-app purchases, starting at $3.49 per month and Calflow sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Flow Clock ships an update fortnightly, Calflow every 10 days. Both last shipped on October 30, 2026.

## The numbers

| Metric | Flow Clock | Calflow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (131 ratings)](https://appshunter.io/ios/app/calflow-planner-and-tracker/id6474122188/reviews)** |
| Number of ratings | — | **131** |
| Positive reviews | **100.0% of reviews** | 88.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 10 days** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 67 MB | 183 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad, Mac | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [睿 瞿](https://appshunter.io/developer/1705636454) | [Kyovan Ltd.](https://appshunter.io/developer/1712594394) |

## What reviewers say

### Flow Clock

[App page](https://appshunter.io/ios/app/flow-clock-focus-and-journal/id6464373984)

This app helps you manage your time and focus using a flexible Pomodoro timer. It allows you to track your activities with notes, photos, and a diary, providing insights into your daily rhythm and productivity.

**Highlights:** Flexible Pomodoro timer, Focus and relaxation with ambient sounds, Block distracting apps, Detailed time records with notes and photos, Visual timeline and diary entries, Stats and charts for time analysis, Widgets and Live Activities support, iCloud sync across devices

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly PRO | $3.49 | per month |
| Yearly PRO | $19.00 | per year |
| Lifetime PRO | $57.00 | one-time |


### Calflow

[App page](https://appshunter.io/ios/app/calflow-planner-and-tracker/id6474122188)

This app integrates with your existing iOS Reminders and Calendars to help you track how you spend your time. It offers features for daily planning, time tracking, and goal setting, providing insights into your productivity within the Apple ecosystem.

**Highlights:** 2-way sync with iOS Reminders & Calendar, Time tracking for reminders and events, Time distribution insights, Powerful tag system for filtering, Goal and habit tracking, Apple Health and app usage sync

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly plan | $3.99 | per month |
| Annual plan | $12.99 | per year |
| One-time  purchase | $37.99 | one-time |

**What reviewers like**

- ⏱️ Excellent time tracking with automatic logging
- 📱 Seamless cross-device synchronization (iPhone, iPad, Mac, Apple Watch)
- 📅 Perfect integration with Apple Calendar and Reminders
- 🎯 Comprehensive goal-setting and insights features
- 🧩 Simple, intuitive user interface with low friction

**What reviewers complain about**

- 🐛 Timer synchronization issues across devices
- 🐛 Confusing insights calculation (double-counting existing calendar events)
- 🐛 Apple Watch complications not fully functional
- 🌙 No dark mode support
- 📱 iPad lacks some features available on iPhone

**Reported bugs**

- Timer doesn't sync across devices (iPhone to iPad/Mac)
- Live Activity not showing on iPad when timer active
- Apple Watch timers not accessible on other devices
- Widget display showing only black and white screen
- Insights double-counting time on existing calendar events

**Requested features**

- Dark mode support
- Mac menu bar timer widget
- Multiple simultaneous timers on iPhone
- Larger font size options
- Ability to copy and paste calendar events


## Frequently asked questions

### Is Flow Clock free?

Flow Clock is free to download, with in-app purchases available.

### Is Calflow free?

Calflow is free to download, with in-app purchases available.

### Do Flow Clock or Calflow have ads?

Neither Flow Clock nor Calflow shows ads.

### Which is updated more often, Flow Clock or Calflow?

Flow Clock ships an update fortnightly, and Calflow every 10 days. Most recently, Flow Clock was updated on October 30, 2026 and Calflow on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*