MobiSystems is a leading developer of mobile productivity and business apps with a partnership base featuring some of the most prominent global tech companies.

Founded in 2001, in San Diego, California.

Privately held, the company has 180+ employees.

MobiSystems is a global company with headquarters in San Diego, US, and an office in Sofia, Bulgaria.

Our products are integrated with each other, leading to a seamless experience across apps, devices, and platforms.

Trusted Partners

Our apps have been preloaded on millions of devices all over the world from some of the industry's biggest players.

All-in-one office app to get your work done

Create, view, and edit Word, Excel, and PowerPoint documents. Manage your emails and calendar, and perform advanced PDF operations.

Key Features

Feature-packed document, spreadsheet & presentation apps

Compatible with Microsoft Office and popular file formats

Mail & Calendar app exclusive to Windows PC

Practical PDF editor, viewer, and converter

Downloaded over 500 million times

Cross-platform - Android, iOS, Windows PC

Advanced integration and free cloud storage on MobiDrive

OfficeSuite module libraries are the property of MobiSystems. No third-parties are engaged with OfficeSuite.

The only PDF app you need, available on any platform

Professional PDF editor and scanner.

PDF Extra lets you edit any aspect of your PDF, organize pages, merge files, secure with encryption or passwords, fill & sign forms digitally, and scan paperwork to PDF with your device's camera.

The complete PDF toolbox, just a click away

Take full control over your PDFs with PDF Extra. Swap out texts, fonts, and images. Drag & drop pages to where they need to be. Sign documents with no ink or paper in sight. Convert PDFs to other formats. Compress and lock PDFs behind passwords and encryption. Scan contracts on the go. Or start over and build your PDF from the ground up. No matter the task, our cross-platform app will be there for when inspiration strikes-on iOS, Android, and Windows.

Key Features

Edit a PDF's text, structure, or design

Scan to PDF using an image or your Android's camera

Convert to/from PDF and Word, Excel, ePub or JPEG

Cross-platform - Android, iOS, Windows PC

Combine multiple PDFs into one or just merge specific pages

Password lock, encryption, access restriction & timestamps

Sticky notes, drawing tools & annotation features

Store. Sync. Secure.

MobiDrive ensures the files you need are safely stored and always by your side on any device or platform.

Key Features

Store and Sync any file type

Up to 2000 GB (2 TB) of storage

Sync files across MobiDrive apps on WEB, Windows PC, Android, and ios

Convert files in 1200+ formats

Advanced integration with OfficeSuite and PDF Extra

Auto-backup your mobile's photos and videos

Practical desktop widget for Windows PC

Bin for deleted files

Share files with handy Download links

View and manage a file's version history

File management done right

File Commander helps you optimize storage space, play media, manage and secure personal files, and access remote storages and networks.

Key Features

Open or convert virtually any file

Store and encrypt sensitive data in your own Vault

Optimize your device storage with the Storage Analyzer

Restore deleted files from the Bin

Play media with the integrated player

Supports Android TVAccess local area networks or FTP servers

Wireless PC file transfer

Cloud storage on MobiDrive

Supports Google Drive, DropBox, OneDrive & Box cloud accounts

Your must-have travel companion

Talk & Translate is an essential voice and text translator that allows you to communicate anywhere in the world.

Key Features

Translate by speech, text, and camera

100+ languages, including regional dialects

10,000+ language combinations

Audio pronunciations

Split View on iPad for use along with other apps

Share translations with friends

Offline mode on iOS for use without internet.

The 15 biggest Oxford dictionaries in one app

Powered by Oxford Languages, the Oxford Dictionary app features 1+ million entries in 15 languages from one of the highest authorities in the study of languages today.

Key Features

Oxford's biggest 15 dictionaries, across 15 languages, in one app

Over 1 million words, phrases, and synonyms

The latest word databases from Oxford Languages

Listen to Audio pronunciations

Offline mode for use without internet

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