Collabora Office vs Time Tracker for Open Project
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Collabora Office
Create and edit documents, spreadsheets, and presentations on your mobile device. This app offers compatibility with a wide range of file formats, including Open Document and Microsoft Office. It's an open-source solution for on-the-go productivity.
- Text editor
- Spreadsheet program
- Presentation program
- Open Document Format support
- Microsoft Office file compatibility
- Open Source
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Collabora Office is a text editor, spreadsheet and presentation program based on LibreOffice, the world's most popular Open Source office suite — and now it's on iOS, enhancing your possibilities to work on mobile devices. This app is in active development, feedback and bug reports are very welcome. Supported files: • Open Document Format (.odt, .odp, .ods, .ots, .ott, .otp) • Microsoft Office 2007/2010/2013/2016/2019 (.docx, .pptx, .xlsx, .dotx, .xltx, .ppsx) • Microsoft Office 97/2000/XP/2003 (.doc, .ppt, .xls, .dot, .xlt, .pps) Report issues: Use the bugtracker and attach any files that caused problems via https://col.la/iosBug . Please note that anything you enter in the bugtracker will be public. About the app: Collabora Office for iOS is based on the LibreOffice code for macOS and other platforms. This, combined with a new front-end based on Collabora Online. Credits: iOS port is mainly based on the work of Collabora engineer Tor Lillqvist, with help of Patrick Luby. Please find a detailed list of contributors in the credits: https://col.la/iosCredits License: Open Source — Mozilla Public License v2 and other
Time Tracker for Open Project
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The Time Tracker app is a useful tool for tracking your time spent on tasks managed by Open Project instance. With this app, you can select a task, start the timer, and record your time once you have completed the task. This feature makes it easy to monitor how much time you spend on each activity and helps you manage your time more effectively. Whether you're a student, professional, or just looking to improve your productivity, the Timer app is a valuable tool for anyone seeking to manage their time efficiently. Please note that the Time Tracker app uses an Open Project instance, which is not provided by the app. You will need to have your own Open Project instance or access to an existing one in order to use the app's task selection feature.
Screenshots
Verdict
The clearest difference is iOS requirement: Time Tracker for Open Project at 13.0 against Collabora Office's 16.5. On price, update cadence, ads and in-app purchases 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.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 10, 2026 and September 29, 2026 respectively.
| Parameter | Collabora Office | Time Tracker for Open Project |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (114 ratings) — better | — |
| Positive reviews | 40.8% of reviews | — |
| Number of ratings | 114 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.5 | 13.0 — better |
| Further details — not scored | ||
| Size | 320 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Collabora Productivity | Von Rehberg Consulting GmbH |
Bugs and requests
Collabora Office
Reported bugs
4 issues- Unable to open password-protected documents
- Formatting issues with imported documents
- Inconsistent behavior when switching between apps
- Keyboard and cursor controls not working as expected
Requested features
5 requests- Dark mode option
- Improved cursor and text selection controls
- Better integration with cloud storage services
- More intuitive file naming and saving process
- Enhanced spreadsheet functionality
Time Tracker for Open Project
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Collabora Office
No in-app purchases
Time Tracker for Open Project
No in-app purchases
Questions
Is Collabora Office free?
Is Time Tracker for Open Project free?
Do Collabora Office or Time Tracker for Open Project have ads?
Which is updated more often, Collabora Office or Time Tracker for Open Project?
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