# Datovka.cz vs Clockify Time Tracker

Datovka.cz and Clockify Time Tracker both sit at 4.4 stars, but that hides the real split: 49% of Clockify Time Tracker's written reviews are positive against 17% of Datovka.cz's. Clockify Time Tracker also leads on ratings volume (4.3K vs 41) and update cadence (every 3 weeks vs every 6 weeks). Datovka.cz's advantage is iOS requirement (14.0 vs 16.0). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Clockify Time Tracker holds the better App Store score, 4.6 against 4.4. That said, the two scores are not equally well evidenced: Clockify Time Tracker has 4.3K ratings behind it against 41, so its average is the more settled of the two. Written reviews point the same way: 17% of Datovka.cz's written reviews are positive against 49% of Clockify Time Tracker's.

Datovka.cz ships an update every 6 weeks, Clockify Time Tracker every 3 weeks. The most recent releases landed on September 22, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Datovka.cz | Clockify Time Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (41 ratings)](https://appshunter.io/ios/app/datovkacz/id1185445299/reviews) | **[4.6 (4.3K ratings)](https://appshunter.io/ios/app/clockify-time-tracker/id1304431926/reviews)** |
| Number of ratings | 41 | **4.3K** |
| Positive reviews | 16.7% of reviews | **49.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 37 MB | 56 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CZ.NIC, z.s.p.o.](https://appshunter.io/developer/386775306) | [CAKE.com](https://appshunter.io/developer/1736462635) |

## What reviewers say

### Datovka.cz

[App page](https://appshunter.io/ios/app/datovkacz/id1185445299)

Manage your Czech Republic data mailboxes on the go. Check mailbox status, read messages, create and send data messages, and forward attachments. It also allows searching for data mailboxes and submitting electronic filings for public administration services.

**Highlights:** Check data mailbox status, Read received and sent messages, Create and send data messages, Forward messages and attachments, Export messages, Search for data mailboxes, Submit electronic filings

**In-app purchases:** none


### Clockify Time Tracker

[App page](https://appshunter.io/ios/app/clockify-time-tracker/id1304431926)

This app offers a free time tracking solution for professionals and agencies. It allows users to log hours manually or automatically, assign them to projects and clients, and access detailed reports via its web version.

**Highlights:** Free time tracking, Manual and automatic time logging, Project and client assignment, Unlimited team members, Unlimited projects, Unlimited workspaces, Web version with reports

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Seamless time tracking
- 📊 Detailed reporting and analytics
- 💰 Billable hours tracking
- 🔄 Cross-device sync
- 🆓 Robust free version

**What reviewers complain about**

- 🐛 Frequent login issues
- 🔌 Connectivity problems
- 🕰️ Lack of pause/resume functionality
- 📱 Limited mobile app features
- 🤯 Confusing UI changes

**Reported bugs**

- App crashes on launch
- Time entries disappearing
- Sync issues between web and mobile
- Incorrect time tracking
- Login problems after updates

**Requested features**

- Apple Watch app
- Customizable reports and dashboards
- Pause/resume timer
- Improved mobile project/task management
- Integration with other productivity apps


## Frequently asked questions

### Is Datovka.cz free?

Datovka.cz is free to download, with no in-app purchases.

### Is Clockify Time Tracker free?

Clockify Time Tracker is free to download, with no in-app purchases.

### Which has better reviews, Datovka.cz or Clockify Time Tracker?

Clockify Time Tracker is rated higher. Datovka.cz averages 4.4 out of 5 from 41 ratings, while Clockify Time Tracker averages 4.6 from 4.3K ratings.

### Do Datovka.cz or Clockify Time Tracker have ads?

Neither Datovka.cz nor Clockify Time Tracker shows ads.

### Which is updated more often, Datovka.cz or Clockify Time Tracker?

Datovka.cz ships an update every 6 weeks, and Clockify Time Tracker every 3 weeks. Most recently, Datovka.cz was updated on September 22, 2026 and Clockify Time Tracker on September 28, 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.*