Comparison

ONLYOFFICE Documents vs FusionSIP

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

Head to head
About

ONLYOFFICE Documents

Create and edit documents, spreadsheets, and presentations on your mobile device. Collaborate in real-time with teammates or external partners, and connect to your preferred cloud storage. Scan paper documents and convert them into editable files.

Highlights
  • Real-time collaboration
  • Document, spreadsheet, and presentation editors
  • Wide format compatibility
  • Cloud storage integration
  • PDF form filling
  • Document scanning and conversion
Features
Read full description

ONLYOFFICE Documents - Your mobile office for iOS ONLYOFFICE Docs for iOS is a free office app allowing you to create and edit documents, spreadsheets, presentations, forms, and PDFs on your iPhone or iPad. Work locally or connect the app to your favourite cloud: ONLYOFFICE DocSpace or Workspace, Dropbox, Box, iCloud, Nextcloud, ownCloud, or kDrive. ONLYOFFICE Documents for iOS offers wide format compatibility from MS Office formats (DOCX, XLSX, PPTX) to Apple files (Pages, Numbers, Keynote), Hangul Word Processor formats (HWP, HWPX), ODG drawings, Markdown files, and even media files. Connect to your DocSpace hub to collaborate with your teammates in real time. Leave comments, track changes, manage versions, and assign flexible permissions for viewing, commenting, or editing. You can also share documents with external collaborators via link, accept or reject their changes, and fill out role-based forms in secure Virtual Data Rooms (VDRs). Scan paper documents with your camera, extract text, and convert them into editable files. With powerful collaboration features and superb format compatibility, ONLYOFFICE Documents helps you stay connected and efficient on the go. Key features for better produсtivity Real-time collaboration • Comment, track and review changes • Fill out role-based forms in VDR • Control access with read, review, or full rights • Easy sharing, even with external collaborators Document Editor • Insert tables, autoshapes, images, charts • Recognize handwritten text to create notes • Add graphic annotations and markup • Insert footnotes, endnotes, page numbers, section breaks • Set font type, size, and colour • Change text wrapping • Protect documents with a password Spreadsheet Editor • Select, cut, copy, paste data • Set font type, size, and colour. • Apply cell style, add cell borders, align data in cells • Wrap text in a cell. • Insert tables, autoshapes, images, charts, formulas • Resize, move, rotate objects, reshape autoshapes • Add annotations and free-hand drawings • Protect spreadsheets with a password • Sort and filter data • Work collaboratively on spreadsheets Presentation Editor • Mobile presentation viewer • Select, cut, copy, paste text and objects • Change slide layout, background, parameters, theme • Apply transitions • Insert tables, autoshapes, images, charts • Add annotations and free-hand drawings • Create lists • Discuss slides in real-time • Protect presentations with a password • Download and print presentations PDF form filler • Open and fill out forms stored on your device. • Use ready templates from the template library • Protect forms with a password • Export ready forms in DOCX or PDF. Why Choose ONLYOFFICE Documents? • No need to install additional apps for editing docs • Clear, user-friendly interface • Work anywhere, anytime • Robust collaboration tools • Support for all key document formats • Absolutely free • No ads or in-app purchases Enjoy smooth editing and seamless document collaboration with ONLYOFFICE Documents. Your mobile office is just one tap away—download it today! Download Now

About

FusionSIP

Features
Read full description

FusionSIP: The Mobile SIP Client for FusionPBX FusionSIP is the ideal mobile solution for users of the open-source FusionPBX phone system. Simple, flexible, and powerful - FusionSIP keeps you perfectly connected on the go. Highlights: Easy Setup: Configure via QR code or manual SIP data entry. Seamless Integration: Direct connection to FusionPBX via the EDNT Softphone API, which provides all necessary data. Cutting-Edge Technology: Supports push notifications, IPv4, and IPv6. Powerful Features: Extension selection Hold, call switching, and call forwarding (unattended & attended) Conference calling BLF and status display for colleagues Public and private phonebooks (local and server-based) Server-based call history, notes, and scheduling (private & public) Integrated chat (requires XMPP server) FusionPBX voicemail management Full fax support (send & receive) Manage call forwarding and block lists Customizable codecs, volume control, and Bluetooth support User-friendly design with Light & Dark Mode For Businesses & Offices: FusionSIP is also available in a desktop version, including interfaces to ERP and CRM systems. On request, the app can be custom-branded and tailored to your needs. Who is FusionSIP for? FusionSIP is specifically designed for businesses that use FusionPBX, providing a reliable, user-friendly solution for efficient communication—anytime, anywhere. For Resellers: Upon request, the softphone can be branded, customized, and discounted. Download now and experience the full power of FusionPBX in the palm of your hand! Important Note: The FusionSIP soft client can only be used in combination with the EDNT SoftPhone API and FusionPBX. For a generic softphone solution, EDNT offers the Smart-SIP-Phone, which works as a SIP client immediately with any PBX or phone system.

Screenshots

ONLYOFFICE Documents4 screens
FusionSIP4 screens

Verdict

The call

The clearest difference is update cadence: FusionSIP at every 3 weeks against ONLYOFFICE Documents's every 6 weeks. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

ONLYOFFICE Documents ships an update every 6 weeks, FusionSIP every 3 weeks. The most recent releases landed on October 24, 2026 and October 19, 2026 respectively.

Scorecard1 real difference · 9 level
ONLYOFFICE Documents versus FusionSIP: the parameters behind the verdict, then further details
ParameterONLYOFFICE DocumentsFusionSIP
PriceFreeFree
Rating3.6 (179 ratings) — better—
Positive reviews51.0% of reviews—
Number of ratings179 — better—
Update frequencyEvery 6 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.0
Further details — not scored
Size417 MB11 MB
Age rating+44+
DeveloperAscensio System SIAEDNT GmbH

Bugs and requests

ONLYOFFICE Documents

Reported bugs

4 issues
  • Inability to open and edit existing documents
  • Compatibility issues with older iOS versions
  • Problems with Nextcloud and other cloud service connections
  • Cursor and text input bugs when using external keyboards

Requested features

5 requests
  • Add support for traditional Chinese language
  • Improve keyboard and external input device support
  • Implement autosave and version history features
  • Integrate with iCloud, OneDrive, and other cloud storage
  • Expand formatting and editing capabilities

FusionSIP

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

ONLYOFFICE Documents

No in-app purchases

None

FusionSIP

No in-app purchases

Questions

Is ONLYOFFICE Documents free?
ONLYOFFICE Documents is free to download, with no in-app purchases.
Is FusionSIP free?
FusionSIP is free to download, with no in-app purchases.
Do ONLYOFFICE Documents or FusionSIP have ads?
Neither ONLYOFFICE Documents nor FusionSIP shows ads.
Which is updated more often, ONLYOFFICE Documents or FusionSIP?
ONLYOFFICE Documents ships an update every 6 weeks, and FusionSIP every 3 weeks. Most recently, ONLYOFFICE Documents was updated on October 24, 2026 and FusionSIP on October 19, 2026.

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