MobiSystems
MobiSystems is a privately held Bulgarian-American software company, founded in 2001, that develops cross-platform office, PDF, and cloud-storage applications (MobiOffice, MobiPDF, MobiDrive) serving more than 550 million consumer and small-business users worldwide via freemium subscriptions and OEM device preloads.
- Company typePrivate
- Founded2001
- HeadquartersSan Diego, United States
- Headcount101–250
- GTM typeB2C
- OfferingSoftware
What MobiSystems does
MobiSystems, founded in 2001 and headquartered in Sofia, Bulgaria with a U.S. sales office in San Diego, California, is a privately held software company that develops cross-platform office productivity applications. Its flagship products are MobiOffice (a Microsoft Office-compatible suite covering documents, spreadsheets, presentations, and email), MobiPDF (a PDF reader and editor), MobiDrive (a cloud storage service offering 20 GB of free storage), File Commander (file management for Android, iOS, and Windows), MobiScan (document scanning with OCR), Talk & Translate (a translation app supporting over 100 languages), and Oxford Dictionary-branded reference applications built under license with Oxford University Press and Collins. The software runs on Windows, macOS, Android, and iOS, with cross-platform licenses enabling seamless device switching; MobiSystems reports more than 550 million users and 600 million cumulative installations worldwide.
The company's technical stack is built around file-format compatibility engines that interoperate with Microsoft Office (.docx, .xlsx, .pptx) and Adobe PDF standards; MobiDrive runs on Google Cloud Platform infrastructure. AI capabilities introduced in 2023 and expanded in 2025 include an AI Writing Assistant for text paraphrasing, summarization, and expansion, supported on the back end by OpenAI, Microsoft Azure AI, and Google Cloud Vertex AI, alongside computer-vision-based OCR inside MobiScan. Content licensing partnerships with Oxford University Press and Collins underpin the dictionary and translation product lines. The company maintains GDPR, CCPA, VCDPA, and PCI-DSS compliance and stores EU-relevant personal data on U.S.-based Google Cloud infrastructure.
MobiSystems operates a product-led, freemium-to-subscription business model. Free downloadable tiers of MobiOffice and MobiPDF on the major app stores (Google Play, Apple App Store, Microsoft Store, Amazon Appstore, Huawei AppGallery) drive top-of-funnel acquisition; paid subscriptions and consumable in-app purchases (AI Tokens, conversion Pages, translation Words) generate recurring revenue, with MobiOffice priced at $29.99 annually (discounted from $119.97). Distribution is augmented by device preloads with manufacturers including Alcatel, ZTE, Kyocera, Sony, Amazon, Sharp, Acer, and Prestigio; direct-to-consumer e-commerce across brand-specific domains (mobisystems.com, officesuite.com, mobioffice.com, mobipdf.com, mobidrive.com, pdfextra.com); a channel partnership with European IT reseller Bechtle; and public-sector digital adoption initiatives in Austria and Italy. The company is privately held, has raised no external venture or private equity capital, and remains founder-influenced under CEO Stanislav Minchev and CTO Krasimir Dachev.
MobiSystems firmographics
Firmographics- Name
- MobiSystems
- Legal name
- MobiSystems, Inc.
- Website
- https://mobisystems.com
- Company type
- Private
- Founded year
- 2001
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- MobiSystems is a privately held Bulgarian-American software company, founded in 2001, that develops cross-platform office, PDF, and cloud-storage applications (MobiOffice, MobiPDF, MobiDrive) serving more than 550 million consumer and small-business users worldwide via freemium subscriptions and OEM device preloads.
- Ownership category
- akta.pro rank
MobiSystems industry classification
Industry- Product category
- Office Productivity Software
- NAICS
- Computer and Computer Peripheral Equipment and Software Merchant Wholesalers (423430), Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services (5182)
- SIC
- Wholesale-Computers & Peripheral Equipment & Software (5045)
- akta.pro primary industry
- Document Creation & Office Suites (BPAMAMAD)
Keywords
Where MobiSystems is headquartered
LocationHeadquarters
- HQ city
- San Diego
- HQ country
- United States
- HQ region
- North America
Offices2 records
Markets served
MobiSystems business model
Business model- GTM type
- B2C
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Marketing or Sales, Infrastructure, Operations
Revenue model
- Subscription (Recurring): MobiSystems offers subscription plans billed on weekly, monthly, or annual recurring cycles. Subscriptions auto-renew at the then-current price unless cancelled. This is the primary revenue model for MobiOffice, MobiPDF, and other premium applications. Free trials are available with credit card information required, converting to paid subscriptions at trial end.
- Freemium / Free Download with Limitations: MobiOffice and MobiPDF offer free downloads for PC with limited functionality. MobiDrive provides 20 GB of free cloud storage upon account creation. Free tiers drive user acquisition and conversion to paid subscriptions. Consumable in-app purchases (AI Tokens, Pages for Conversions, Words for Translation) also available within apps.
- Marketplace / App Store Sales: Products sold through third-party app marketplaces including Google Play, Apple App Store, Microsoft Store, Amazon Appstore, Huawei AppGallery, and Samsung Galaxy Store. MobiSystems also operates its own storefront across brand-specific domains. Note: purchases made outside official MobiSystems websites do not qualify for the 30-Day Money-Back Guarantee.
- One-Time Perpetual License: Some services or parts of services may be offered as one-off payment plans (non-subscription). This applies to certain product tiers or perpetual license purchases outside of subscription models.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Subscription | Annual | MobiOffice all-in-one suite at discounted price |
| Freemium | Pay-as-you-go | Free download with limited functionality |
| Subscription | Monthly | Paid subscription plans (weekly, monthly, annual) |
| Freemium | Pay-as-you-go | MobiDrive with 20 GB free cloud storage |
Go-to-market motion3 records
Distribution channels4 records
Marketing channels7 records
MobiSystems product offering
Product offeringCore offering
MobiSystems develops and sells cross-platform office productivity and mobile business applications, including the MobiOffice suite (documents, spreadsheets, presentations, email), MobiPDF (PDF reader and editor), MobiDrive (cloud storage and sync), File Commander (file management), Talk & Translate (language translation), and Oxford Dictionary apps. The products are distributed across Windows, Android, iOS, and macOS via app stores, OEM device preloads, and direct e-commerce storefronts.
Product overview
MobiSystems offers a comprehensive productivity software portfolio centered around three flagship products: MobiOffice (an all-in-one office suite including document creation, spreadsheets, presentations, and email management), MobiPDF (PDF reader and editor), and MobiDrive (cloud storage with 20 GB free). The portfolio also includes Talk & Translate (translation app), File Commander (file management), Oxford Dictionary products, and specialized PDF tools under the PDF Extra brand. The products are available across Windows, macOS, Android, and iOS platforms with cross-platform license support and close integration with each other.
Differentiator
Problem solved
Functional benefit
Brands
- MobiOffice: All-in-one productivity app suite enabling users to create documents, spreadsheets, presentations, and manage emails from a single platform.
- MobiPDF
- MobiDrive
- Talk & Translate
Products and services
- MobiOffice Flagship all-in-one office productivity suite providing document creation (MobiDocs), spreadsheet management (MobiSheets), presentation tools (MobiSlides), and email management (MobiMail) in a unified platform. Compatible with Microsoft Office 365 formats and Adobe PDF. Available across Windows, macOS, Android, and iOS.
- MobiPDF
Quantifiable outcome
- 550M+ users and 600M+ cumulative installations across mobile and desktop platforms
- +3 more outcomes
Companies that use MobiSystems
Customer profileNamed customers6 records
Segments3 records
Ideal customer profiles3 records
MobiSystems technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration18 records
AI capability4 records
Feature6 records
MobiSystems partnerships and signals
Strategic signalPartnerships
Eleven partnerships are on record, tiered minor and core.
- Austrian Government (Digital Team Austria initiative)minorMobiSystems joined the Austrian Government's Digital Team Austria initiative, a government program promoting digital adoption and tools in Austria.
- Italian Government (Digital Solidarity initiative)minorMobiSystems participated in the Italian Government's 'Digital Solidarity' initiative, a government program supporting digital tools and accessibility.
- BechtlecoreMobiSystems makes its solutions available through Bechtle, a major European IT reseller and distributor, enabling B2B enterprise sales reach in the European market through Bechtle's extensive partner network.
- PrestigiocoreMobiSystems Inc. announced a preload partnership with Prestigio, a European consumer electronics brand, to preinstall OfficeSuite on Prestigio devices.
- ZTE CorporationcoreMobiSystems Inc. entered into a preload partnership with ZTE Corporation, a major Chinese telecommunications equipment and smartphone manufacturer, to preinstall OfficeSuite on ZTE devices.
- Nokia (Forum Nokia Pro)minorMobiSystems became a Forum Nokia Pro Member, gaining access to Nokia's developer ecosystem, tools, and resources for developing and distributing applications on Symbian-based Nokia devices.
- Device Manufacturers (Alcatel, ZTE, Kyocera, Sony, Amazon, Sharp, Acer, Prestigio)coreOfficeSuite is preloaded by major smartphone and PC manufacturers including Alcatel, ZTE, Kyocera, Sony, Amazon, Sharp, Acer, and Prestigio, giving MobiSystems massive user acquisition through device activation and OEM relationships.
- Oxford University PresscoreMobiSystems partners with Oxford University Press for dictionary and language learning content, including the Oxford Dictionary of English and bilingual dictionaries in 234 language combinations from Collins (a leading language learning publisher).
- Google Cloud PlatformcoreMobiSystems stores user personal data on Google Cloud Platform infrastructure, as stated in their Privacy Policy. Data is received and processed in the United States on Google Cloud infrastructure.
- OpenAI, Microsoft Azure AI, Google Cloud Vertex AIcoreMobiSystems employs third-party AI service providers including OpenAI, Microsoft Azure AI, and Google Cloud Vertex AI to power AI-powered features in their products (such as the AI writing assistant and text paraphrasing tools). These providers process user inputs to deliver AI functionality.
- Stripe, PayPal, Microsoft Store, Apple, Google Play, Huawei AppGallerycorePayment processing partners including Stripe and PayPal for direct website transactions, along with Microsoft Store, Apple App Store, Google Play, and Huawei AppGallery for in-app purchases. All payment providers adhere to PCI-DSS standards.
Scale indicators6 records
Recent moves6 records
Expansion highlights6 records
MobiSystems competitors and assessment
Company assessmentEmerging players
- Smallpdf: Smallpdf is a web- and mobile-first PDF tool suite (compress, convert, edit, sign, merge) directly competing with MobiPDF/PDF Extra on the consumer PDF workflow. Focused overlap in PDF tools rather than the broader office suite.
Broad incumbents
- Zoho (Workplace): Zoho Workplace bundles office apps (Writer, Sheet, Show), email, cloud storage, and collaboration into an integrated suite for SMBs and enterprises. Comparable breadth of productivity tooling and similar SMB focus.
- Google (Workspace / Docs): Google Workspace (Docs, Sheets, Slides, Drive, Gmail) competes directly with MobiOffice as a free/cheap office suite, with native cloud and collaboration built in. Particularly strong overlap with MobiDrive and free-tier positioning.
- Microsoft (Microsoft 365 / Office): The dominant incumbent in office productivity, offering Word, Excel, PowerPoint, OneDrive, and Outlook as part of Microsoft 365. Directly comparable to MobiOffice on functionality and target market, but serves a far broader enterprise and consumer base with deeper ecosystem lock-in (Teams, Windows, Azure).
- Adobe (Acrobat): Adobe Acrobat is the dominant PDF reader/editor suite, directly comparable to MobiPDF and PDF Extra. Adobe's broader Creative Cloud ecosystem and brand premium command significantly higher pricing and enterprise share.
Direct peers
- LibreOffice (The Document Foundation): Free and open-source office suite offering Writer, Calc, Impress, and Draw with strong Microsoft Office format compatibility. Directly comparable product offering though not commercially monetized the same way; targets similar cost-sensitive users.
- SoftMaker (SoftMaker Office): SoftMaker Office is a cross-platform office suite (Windows, macOS, Linux, Android, iOS) with Microsoft Office compatibility, targeting both consumers and enterprises with subscription and perpetual licensing. Closely comparable product model.
- Foxit Software: Foxit PDF Editor and Foxit Reader compete directly with MobiPDF in the PDF reader/editor category, including enterprise PDF solutions. Similar cross-platform coverage and Microsoft Office integration.
- OnlyOffice: OnlyOffice offers a cross-platform office and productivity suite with strong Microsoft Office compatibility, targeting SMBs and enterprise collaboration. Comparable product scope (docs, sheets, slides, PDF) and similar freemium/paid model.
- Kingsoft WPS Office: WPS Office is the closest direct peer — a cross-platform (Windows, macOS, Linux, Android, iOS) office suite with freemium pricing, similar Microsoft Office compatibility, and a comparable target market in emerging markets and budget-conscious users. Listed publicly as part of Kingsoft, providing valuation benchmark.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks7 records
Key highlights7 records
Customer concentration
MobiSystems social profiles
Digital presenceMobiSystems compliance and trust
Trust signalCompliance4 records
MobiSystems financial estimates
Financial estimateRevenue estimate
Valuation estimate
MobiSystems leadership team
Management profileNumber of profiles
Profiles5 records
MobiSystems funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
MobiSystems M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about MobiSystems
What does MobiSystems do?
MobiSystems develops and sells cross-platform office productivity and mobile business applications, including the MobiOffice suite (documents, spreadsheets, presentations, email), MobiPDF (PDF reader and editor), MobiDrive (cloud storage and sync), File Commander (file management), Talk & Translate (language translation), and Oxford Dictionary apps. The products are distributed across Windows, Android, iOS, and macOS via app stores, OEM device preloads, and direct e-commerce storefronts.
Is MobiSystems a public or private company?
MobiSystems is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was MobiSystems founded?
MobiSystems was founded in 2001. It employs 101 to 250 people.
Where is MobiSystems based?
MobiSystems is headquartered in San Diego, United States, in the North America region.
How does MobiSystems make money?
Four revenue lines are on record. Subscription (Recurring) is the primary driver. The others are freemium / Free Download with Limitations, marketplace / App Store Sales and one-Time Perpetual License.
Who are MobiSystems's main competitors?
Smallpdf is listed as an emerging player. Broad incumbents are Zoho (Workplace), Google (Workspace / Docs), Microsoft (Microsoft 365 / Office) and Adobe (Acrobat). Direct peers are LibreOffice (The Document Foundation), SoftMaker (SoftMaker Office), Foxit Software, OnlyOffice and Kingsoft WPS Office.
Does MobiSystems have an API?
No public API is recorded for MobiSystems.
What industry is MobiSystems in?
MobiSystems's product category is Office Productivity Software. Its primary akta.pro industry code is BPAMAMAD, Document Creation & Office Suites. Its NAICS code is 423430 and its SIC code is 5045.