Comparison

AO Office vs BERTRAM

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

Head to head
About

AO Office

This app provides a comprehensive office suite for mobile devices, allowing users to view, edit, import, and export a wide range of document types. It includes word processing, spreadsheet, presentation, drawing, and equation editing capabilities, mirroring the functionality of desktop office software.

Highlights
  • View, edit, import, and export documents
  • Word processor, spreadsheet, presentation tools
  • PDF export and import
  • Support for extensive file formats
  • Cloud storage integration
  • Recover unsaved work
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 - Support for NAS / WebDAV (Paid version only) - Support for Audio and Video - Support for recovering the unsaved work - Support for modern encryption - Support for Markdown documents ■ 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) - Markdown (MD / MARKDOWN) - 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 The paid version includes the following functions. · Access to cloud storages · Printing - Export as PDF · Other useful functions

About

BERTRAM

Features
Read full description

BERTRAM App – Ihre Lösung für Arbeitsbühnen & Fördertechnik auf Knopfdruck Sie suchen schnell die passende Arbeitsbühne oder eine effiziente Förderlösung für Ihr Projekt? Mit der BERTRAM App haben Sie Zugriff auf innovative Lösungen in der Höhenzugangs- und Fördertechnik – jederzeit und überall. Ihre Vorteile auf einen Blick • Sofort passende Geräte finden – nach Einsatzhöhe, Traglast oder Einsatzort • Arbeitsbühnen mieten oder kaufen – direkt und unkompliziert anfragen • Fördertechnik konfigurieren – individuelle Lösungen für Ihr Projekt erstellen • Schulung & Service – Schulungsinhalte und Wallet für Bedienerausweise, sowie Service rund um die Uhr • Schnelle Angebotsanfrage – ohne Umwege direkt zum Ansprechpartner • Zeit sparen – klare Auswahl statt langer Recherche Für Profis gemacht Ob Bauunternehmen, Industrie, Logistik oder Entsorgung – die BERTRAM App unterstützt Sie dabei, schneller die richtige Entscheidung zu treffen. Von kurzfristiger Miete bis hin zu komplexen Förderanlagen. Smarter Konfigurator Erstellen Sie in wenigen Schritten Ihre individuelle Lösung: Geben Sie Einsatzparameter ein und erhalten Sie passende Vorschläge für Arbeitsbühnen oder Fördertechnik – optimal abgestimmt auf Ihren Bedarf. Direkt zur Anfrage Kein langes Suchen, kein komplizierter Prozess: Mit wenigen Klicks senden Sie Ihre Anfrage und erhalten schnell ein passendes Angebot vom Experten-Team. Warum BERTRAM? • Erfahrung seit 1931 • Zertifizierte Qualität (DIN EN ISO 9001) • Individuelle Lösungen statt Standardprodukte • Persönliche Beratung durch Experten Jetzt starten Laden Sie die BERTRAM App herunter und finden Sie schneller die passende Lösung für Ihr Projekt. Mehr Effizienz. Weniger Aufwand. Mehr Ergebnis.

Screenshots

AO Office4 screens
BERTRAM4 screens

Verdict

The call

The clearest difference is in-app purchases: BERTRAM at none against AO Office's 1. BERTRAM also leads on ads (none vs shown) and update cadence (every 9 days vs every 5 weeks). AO Office's advantage is iOS requirement (13 vs 15.0). On price and device support 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

Both are free to download. AO Office sells 1 one-off in-app purchase. BERTRAM asks for nothing beyond the download.

UpkeepUpdate frequency

AO Office ships an update every 5 weeks, BERTRAM every 9 days. The most recent releases landed on October 20, 2026 and October 4, 2026 respectively.

Scorecard4 real differences · 6 level
AO Office versus BERTRAM: the parameters behind the verdict, then further details
ParameterAO OfficeBERTRAM
PriceFreeFree
Rating4.3 (1.5K ratings) — better—
Positive reviews39.3% of reviews—
Number of ratings1.5K — better—
Update frequencyEvery 5 weeksEvery 9 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS13 — better15.0
Further details — not scored
Size240 MB27 MB
Age rating4+4+
DeveloperAkikazu Yoshikawadigital cuisine GmbH & Co. KG

In-app purchases

1 purchases

AO Office

One-time1
  • Professional Version$19.99
None

BERTRAM

No in-app purchases

Questions

Is AO Office free?
AO Office is free to download, with in-app purchases available.
Is BERTRAM free?
BERTRAM is free to download, with no in-app purchases.
Do AO Office or BERTRAM have ads?
AO Office shows ads; BERTRAM does not.
Which is updated more often, AO Office or BERTRAM?
AO Office ships an update every 5 weeks, and BERTRAM every 9 days. Most recently, AO Office was updated on October 20, 2026 and BERTRAM on October 4, 2026.

Other comparisons