Comparison

AO Office Pro vs Collabora Office

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

AO Office Pro

This app provides a comprehensive office suite for mobile devices, enabling users to view, edit, import, and export a wide range of document types. It includes tools for word processing, spreadsheets, presentations, drawing, and mathematical equations, mirroring the functionality of desktop office software.

Highlights
  • View, edit, import, and export documents
  • Full OpenOffice/LibreOffice functionality
  • Writer, Calc, Impress, Draw, and Math components
  • PDF export and import
  • Cloud storage integration (Dropbox, Google Drive, etc.)
  • Support for numerous file formats
Features
Read full description

AO Office is the world's first porting of OpenOffice for iOS and it's a powerful and complete office suite for OpenOffice / LibreOffice documents. You can view, edit, import, and export PDF, Word, Excel & PowerPoint documents using full features of the OpenOffice in the PC version. AO Office has 5 components: Writer: a word processor you can use for anything from writing a quick letter to producing an entire book. Calc: a powerful spreadsheet with all the tools you need to calculate, analyze, and present your data in numerical reports or graphics. Impress: the fastest, most powerful way to create effective multimedia presentations. Draw: lets you produce everything from simple diagrams to dynamic 3D illustrations. Math: lets you create mathematical equations with a graphic user interface or by directly typing your formulas into the equation editor. * AO Office is a forked project from the Apache OpenOffice project. AO Office is not affiliated with the Apache OpenOffice and LibreOffice projects. ■ Features ■ - View / edit / import / export documents - High reproducibility for Open Document Format - Export and import documents as PDF - Formatting paragraphs - Create stylized text with special effects - Support for extensive file formats - Support for embedded object - Support for Dropbox / iCloud Drive / Google Drive / OneDrive / Box / NAS / WebDAV - Support for Audio and Video - Support for recovering the unsaved work - Support for modern encryption ■ Supported File Formats ■ AO Office can open and save to: - Microsoft Word (DOC / DOT / RTF) - Microsoft Word 2007 (DOCX / DOTX / DOCM) - Microsoft Excel (XLS / XLT) - Microsoft Excel 2007 (XLSX / XLTX / XLSM) - Microsoft PowerPoint (PPT / POT) - Microsoft PowerPoint 2007 (PPTX / POTX / PPTM) - OpenDocument (ODT / ODS / ODP / ODG / ODF) - Portable Document Format (PDF) - OpenOffice.org1.0 / StarOffice6.0 (SXW / SXC / SXD / SXI / SXG / SXM) - Text (TXT / CSV / XML) - HyperText Markup Language (HTML) - Adobe Photoshop (PSD) - Scalable Vector Graphics (SVG) - Windows Metafile (EMF / WMF) - Tagged Image File Format (TIFF) - Data Interchange Format (DIF) - SYLK (SLK) - Portable Anymap Format (PBM / PGM / PPM) - OS/2 Metafile (MET) - Sun Raster Image (RAS) - Mac Pict (PCT) - X PixMap (XPM) - StarView Metafile (SVM) AO Office can open: - WordPerfect Document (WPD) - AutoCAD (DXF) - T602 Document (602) - Computer Graphics Metafile (CGM) - Truevision Targa (TGA) - X Bitmap (XBM) - Zsoft Paintbrush (PCX) - Kodak Photo CD (PCD) AO Office can save to: - PlaceWare (PWP) - Macromedia Flash (SWF) - JPG / GIF / PNG / BMP ■ Gesture Assignments ■ - Hard Press or 2 Finger Tap = Context Menu - Pinch In & Out = Zoom In & Out - Drag = Scrolling - Drag with Hard Press or 2 Finger Tap = Drag & Drop ■ Limitations ■ - Not supported for macro ■ Contact Us ■ Email: support-ios@aooffice.app Twitter: @office700

About

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.

Highlights
  • Text editor
  • Spreadsheet program
  • Presentation program
  • Open Document Format support
  • Microsoft Office file compatibility
  • Open Source
Features
Read full description

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

Screenshots

AO Office Pro4 screens
Collabora Office4 screens

Verdict

The call

The clearest difference is price: Collabora Office at Free against AO Office Pro's $19.99. AO Office Pro's advantage is rating (4.2 vs 3.3) and review sentiment (51% vs 41%). On ratings volume, 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

CostPrice · In-app purchases · Ads · Monetization

Collabora Office is free to download; AO Office Pro costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

AO Office Pro holds the better App Store score, 4.2 against 3.3. Both are backed by a comparable volume of ratings — 164 and 114 respectively. Written reviews point the same way: 51% of AO Office Pro's written reviews are positive against 41% of Collabora Office's.

UpkeepUpdate frequency

AO Office Pro ships an update every 6 weeks, Collabora Office every 2 months. The most recent releases landed on September 23, 2026 and September 21, 2026 respectively.

Scorecard5 real differences · 5 level
AO Office Pro versus Collabora Office: the parameters behind the verdict, then further details
ParameterAO Office ProCollabora Office
Price$19.99Free — better
Rating4.2 (164 ratings) — better3.3 (114 ratings)
Positive reviews51.1% of reviews — better40.8% of reviews
Number of ratings164 — better114
Update frequencyEvery 6 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better16.5
Further details — not scored
Size245 MB320 MB
Age rating4+4+
DeveloperAkikazu YoshikawaCollabora Productivity

Customer experience

AO Office Pro

All ratings164 ratings
Positive78.7%
Neutral10.4%
Negative11.0%
Written reviews90 reviews
Positive51.1%
Neutral11.1%
Negative37.8%

Collabora Office

All ratings114 ratings
Positive50.0%
Neutral13.2%
Negative36.8%
Written reviews375 reviews
Positive40.8%
Neutral15.5%
Negative43.7%

Bugs and requests

AO Office Pro

Not enough reviews yet to summarise bugs or 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

In-app purchases

None

AO Office Pro

No in-app purchases

None

Collabora Office

No in-app purchases

Questions

Is AO Office Pro free?
AO Office Pro costs $19.99, with no in-app purchases.
Is Collabora Office free?
Collabora Office is free to download, with no in-app purchases.
Which has better reviews, AO Office Pro or Collabora Office?
AO Office Pro is rated higher. AO Office Pro averages 4.2 out of 5 from 164 ratings, while Collabora Office averages 3.3 from 114 ratings.
Do AO Office Pro or Collabora Office have ads?
Neither AO Office Pro nor Collabora Office shows ads.
Which is updated more often, AO Office Pro or Collabora Office?
AO Office Pro ships an update every 6 weeks, and Collabora Office every 2 months. Most recently, AO Office Pro was updated on September 23, 2026 and Collabora Office on September 21, 2026.

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