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  1. Compare
  2. Calligra vs OnlyOffice

CalligravsOnlyOffice

Unbiased side-by-side comparison of verified reviews, user ratings, features, and pros/cons to help you decide which software fits your business needs.

Calligra
Calligra
⭐Emerging Favorite
4.5
(130 reviews)
View Profile ↗
OnlyOffice
OnlyOffice
4.5
(4 reviews)
View Profile ↗

Quick answer: Calligra vs OnlyOffice

In our 2026 comparison of Calligra and OnlyOffice, Calligra comes out ahead overall (weighted score 86% vs 86% for OnlyOffice). Calligra is rated 4.5/5 from 130 user reviews; OnlyOffice is rated 4.5/5 from 4 user reviews. Calligra has a free plan.

Last updated September 20, 2026

Key facts: Calligra vs OnlyOffice
At a glanceCalligraOnlyOffice
CategoryOffice SuitesOffice Suites
User rating4.5/5 (130 reviews)4.5/5 (4 reviews)
Starting priceFree planNot listed
Listed features1215
Integrations14
PlatformsWindows, macOS, Linux, AndroidWindows, macOS, Linux, Web
Ease of use4.5/54.5/5
Customer support4.5/55.0/5
Calligra:OverviewReviewsPricingAlternatives
OnlyOffice:OverviewReviewsPricingAlternatives
Calligra

Calligra

4.5
(130)

Starting Price

Free

Community Pulse

91%
Would Buy Again
90%
Good Value

Advanced Ratings

Usability
9.0
Performance
9.0
Support
9.0

Pros

  • It is a free and open-source office suite developed by KDE, providing a viable alternative to Microsoft Office and LibreOffice .
  • The suite includes powerful applications like Words (word processor), Sheets (spreadsheet), Stage (presentation), and Karbon (vector graphics) .
  • The 4.0 release marked a major modernization with a full transition to the latest Qt6 and KF6 frameworks .

Cons

  • It is primarily designed for the KDE Plasma desktop; while it can run on other Linux desktops or Windows, the user experience is best optimized for KDE.
  • It has a smaller user base and development community compared to LibreOffice, which may lead to fewer available resources and plugins.
  • It is not the default office suite in most Linux distributions, requiring manual installation, and its mobile app support is not its primary focus.
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OnlyOffice

OnlyOffice

4.5
(4)

Starting Price

Contact Vendor

Community Pulse

0%
Would Buy Again
95%
Good Value

Advanced Ratings

Usability
9.0
Performance
9.5
Support
10.0

Pros

  • Highly compatible with Microsoft Office file formats (DOCX, XLSX, PPTX), enabling seamless document exchange .
  • Clean and intuitive interface that feels familiar to users migrating from other office suites .
  • Provides comprehensive collaboration tools including real-time co-editing, comments, and version history .

Cons

  • Can occasionally be slow when opening large or complex documents .
  • Poor customer support response times reported by multiple users, with some describing it as "very bad" .
  • Lacks automatic synchronization with cloud storage services like Dropbox or Google Drive .
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Swipe to compare

Product Overview

What each platform does and who it's for

Calligra
Calligra
Calligra is a massively powerful, incredibly sophisticated digital creative and productivity suite explicitly engineered entirely for absolutely massive digital open-source advocates and incredibly demanding global KDE desktop users. It fundamentally completely solves the absolutely incredibly highly complex, deeply frustrating digital challenge of physical document generation by flawlessly automatically managing absolutely millions of highly secure, deeply complex digital text and graphics workflows. The platform heavily utilizes an absolutely staggering, deeply unparalleled digital KDE rendering engine. Creators absolutely simply open a highly complex digital vector graphics file, and Calligra seamlessly perfectly completely routes it through incredibly massive pools of highly advanced digital layout algorithms, flawlessly completely automatically bypassing incredibly highly sophisticated digital proprietary barriers perfectly inside a single unified digital application ecosystem. Operating exclusively on a highly accessible, completely free open-source model, Calligra completely heavily targets absolutely massive digital Linux enterprises. It provides incredibly robust, absolute uncompromising digital creative infrastructure perfectly designed to radically slash incredibly expensive proprietary software licenses, completely ensure absolutely pristine digital document creation, and heavily protect incredibly massive user data autonomy.
OnlyOffice
OnlyOffice
OnlyOffice is an open-source office suite for documents, spreadsheets, and presentations.

Primary Category

The main classification for each product

Calligra
Calligra
Office Suites
OnlyOffice
OnlyOffice
Office Suites

Editorial Quality Rating

Independent expert panel ratings and quality validations

Calligra

Calligra

Expert Score

Standard
N/A
Editorial score pending audit
OnlyOffice

OnlyOffice

Expert Score

Standard
N/A
Editorial score pending audit

Integration Ecosystem

Compare supported third-party apps and services

Calligra

Calligra Integrations

1 supported apps
Linux Desktop integration logo
Linux Desktop
OnlyOffice

OnlyOffice Integrations

4 supported apps
Google Drive integration logo
Google Drive
Dropbox integration logo
Dropbox
OneDrive integration logo
OneDrive
Nextcloud integration logo
Nextcloud

Platform Support

Supported platforms across each product

Calligra logo

Calligra

4 Platforms
Windows
macOS
Linux
Android
OnlyOffice logo

OnlyOffice

4 Platforms
Windows
macOS
Linux
Web

Sentiment & Feedback

Real-world pros and cons from verified users

Calligra

Calligra Feedback

User sentiment analysis

High Praise
  • It is a free and open-source office suite developed by KDE, providing a viable alternative to Microsoft Office and LibreOffice .
  • The suite includes powerful applications like Words (word processor), Sheets (spreadsheet), Stage (presentation), and Karbon (vector graphics) .
  • The 4.0 release marked a major modernization with a full transition to the latest Qt6 and KF6 frameworks .
  • It offers a user interface overhaul, making it more modern and user-friendly for the KDE Plasma desktop environment .
Common Gripes
  • It is primarily designed for the KDE Plasma desktop; while it can run on other Linux desktops or Windows, the user experience is best optimized for KDE.
  • It has a smaller user base and development community compared to LibreOffice, which may lead to fewer available resources and plugins.
  • It is not the default office suite in most Linux distributions, requiring manual installation, and its mobile app support is not its primary focus.
OnlyOffice

OnlyOffice Feedback

User sentiment analysis

High Praise
  • Highly compatible with Microsoft Office file formats (DOCX, XLSX, PPTX), enabling seamless document exchange .
  • Clean and intuitive interface that feels familiar to users migrating from other office suites .
  • Provides comprehensive collaboration tools including real-time co-editing, comments, and version history .
  • Freemium model with a robust free Community Edition for self-hosted deployments .
Common Gripes
  • Can occasionally be slow when opening large or complex documents .
  • Poor customer support response times reported by multiple users, with some describing it as "very bad" .
  • Lacks automatic synchronization with cloud storage services like Dropbox or Google Drive .

Feature Comparison

Detailed side-by-side capability checklist

Calligra

Calligra

12/18 features

Workflow Automation
  • App Integrations
Data Management
  • Cross-device sync
Security & Compliance
  • Document encryption
  • End-to-End Encryption
  • Security
Location & Maps
  • Mind-mapping
General & Miscellaneous
  • Open-source
Analytics & Reporting
  • Reporting & Analytics
Collaboration
  • Team collaboration
Project & Team Management
  • Project management
Customer Experience (CX) & Support
  • Multi-platform support
Cloud & Infrastructure Services
  • Cloud integration
Productivity & Office
  • Collaboration
  • PDF editing
  • Presentations
  • Real-time collaboration
  • Spreadsheets
  • Word processing
OnlyOffice

OnlyOffice

15/18 features

Leader
Workflow Automation
  • App Integrations
Data Management
  • Cross-device sync
Security & Compliance
  • Document encryption
  • End-to-End Encryption
  • Security
Location & Maps
  • Mind-mapping
General & Miscellaneous
  • Open-source
Analytics & Reporting
  • Reporting & Analytics
Collaboration
  • Team collaboration
Project & Team Management
  • Project management
Customer Experience (CX) & Support
  • Multi-platform support
Cloud & Infrastructure Services
  • Cloud integration
Productivity & Office
  • Collaboration
  • PDF editing
  • Presentations
  • Real-time collaboration
  • Spreadsheets
  • Word processing

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Pricing & Plans

Compare plans, features, and starting points side-by-side

Calligra

Calligra Pricing

Free
Starting Price
Free
Free Suite
Current price: $0/lifetime

Creative and office suite.

Vector graphics editor
Word processor
Spreadsheet application
OnlyOffice

OnlyOffice Pricing

Enterprise Custom Pricing
Current price: Contact us

Custom configurations tailored to your organization.

Volume licensing discounts
Dedicated support and manager
Custom integration assistance
Security audit and compliance support

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Community Intelligence

Real-time crowdsourced comparison feedback and buyer signals.

Community Matchup Voting

Real-time crowdsourced buyer signals

0 votes
Who wins this matchup?
50% Calligra50% OnlyOffice
Feature & Dimension Voting
0 / 7 Voted
Better Pricing & Plans
More Powerful Features
Faster Customer Support
Simpler Ease of Use
Overall Value for Money
Better for Startups / SMB
Better for Enterprise

Community vs. Editorial Alignment

Agreement between algorithmic rating & user voting

0 Votes Cast
Editorial Choice
Calligra

Calligra

Calculated by features, pricing, support & ratings.

Community Choice

Awaiting Votes

Cast your vote above to update results.

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Share your decision anonymously with the community

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Head-to-Head Winner Analysis

Data-backed performance comparisons across pricing, features, usability, and support

Matchup Scoreboard

At-a-glance scorecard results

Calligra
Calligra
2 Wins
VS2 Ties
OnlyOffice
OnlyOffice
2 Wins

Weighted Overall Scorecard

Normalized composite performance scores

Recommended
Calligra
86%
Recommended
OnlyOffice
86%

Smart Recommendation Matrix

Head-to-head decision matrix based on your business workflow

Calligra
Choose Calligra if…
Easy OnboardingMarket Favorite
  • Users wanting a streamlined, user-friendly workspace interface
  • Teams looking for native integration with core workflow tools
  • Buyers relying on extensive peer validation and battle-tested industry adoption
OnlyOffice
Choose OnlyOffice if…
Easy OnboardingEmerging Option
  • Users wanting a streamlined, user-friendly workspace interface
  • Teams looking for native integration with core workflow tools
  • Buyers open to a newer or less-reviewed option (fewer reviews so far)
Calligra

Calligra

Dimension scorecard

Multi-Dimension Performance
⭐User Satisfaction90%
🖱️Ease of Use4.5 / 5 (90%)
💰Value for Money4.5 / 5 (90%)
🎧Support Quality4.5 / 5 (90%)
📊Market Trust130 (100%)
🔌Integration Ecosystem1 apps (25%)
🏅Expert Editorial ScoreNo data
👍Would Recommend91% (90%)
⚙️Feature Richness12 features (80%)
💸Pricing & Accessibility70%
💬Sentiment Balance4 Pros / 3 Cons (55%)
💻Platform Support4 Platforms (100%)
Winner Breakdown & Analysis
Overall Performance
Winner

Calligra wins overall with a weighted score of 86% based on user rating, pricing, features, usability, and support.

Pricing & Value
Winner

Calligra has the most accessible pricing ($0/mo (No Free Trial)).

Feature Completeness
Runner-up

Offers 12 features (fewer than the category leader).

Usability & Design
Tied

Strong usability with a user rating of 4.5/5 stars.

Customer Support
Runner-up

Decent support with a user rating of 4.5/5 stars.

Platform Support
Tied

Tied on platform availability (4 Platforms: Windows, macOS, Linux, Android).

OnlyOffice

OnlyOffice

Dimension scorecard

Multi-Dimension Performance
⭐User Satisfaction84%
🖱️Ease of Use4.5 / 5 (90%)
💰Value for Money4.8 / 5 (95%)
🎧Support Quality5.0 / 5 (100%)
📊Market Trust4 (33%)
🔌Integration Ecosystem4 apps (100%)
🏅Expert Editorial ScoreNo data
👍Would Recommend0% (25%)
⚙️Feature Richness15 features (100%)
💸Pricing & Accessibility15%
💬Sentiment Balance4 Pros / 3 Cons (55%)
💻Platform Support4 Platforms (100%)
Winner Breakdown & Analysis
Overall Performance
Runner-up

OnlyOffice is a runner-up with a composite score of 86%.

Pricing & Value
Runner-up

Pricing: Contact Vendor (No Free Trial), a less accessible entry point than the leader.

Feature Completeness
Winner

OnlyOffice lists the most features (15 features).

Usability & Design
Tied

Strong usability with a user rating of 4.5/5 stars.

Customer Support
Winner

Ranked #1 for support with a user rating of 5.0/5 stars.

Platform Support
Tied

Tied on platform availability (4 Platforms: Windows, macOS, Linux, Web).

AI-Powered Decision Intelligence

Final Verdict:
Calligra
Calligra

Composite scores are within 5 points. Calligra edges ahead on sample-size-adjusted user satisfaction.

Composite scores are within 5 points. Calligra edges ahead on sample-size-adjusted user satisfaction.

Analysis Quality
high
Based on rich data across all key dimensions.
Weighted Composite Analysis · Updated November 2026
high Confidence Level
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Frequently asked questions: Calligra vs OnlyOffice

Which is better: Calligra or OnlyOffice?

Composite scores are within 5 points. Calligra edges ahead on sample-size-adjusted user satisfaction. The best choice still depends on your team's workflow, budget and required integrations — use the side-by-side sections above to check the details that matter to you.

How do users rate Calligra and OnlyOffice?

Calligra is rated 4.5/5 from 130 user reviews. OnlyOffice is rated 4.5/5 from 4 user reviews. Ratings come from approved user reviews on SoftwareHope.

How much do Calligra and OnlyOffice cost?

Calligra has a free plan. Always confirm current pricing on the vendor's site, as plans change.

Do Calligra and OnlyOffice offer a free plan or free trial?

Calligra offers a free plan; OnlyOffice does not list a free plan or trial.

Which platforms do Calligra and OnlyOffice support?

Calligra supports Windows, macOS, Linux and Android; OnlyOffice supports Windows, macOS, Linux and Web.

Which is easier to use, Calligra or OnlyOffice?

Calligra has an ease-of-use rating of 4.5/5, OnlyOffice has an ease-of-use rating of 4.5/5. The difference is small, so both are similarly easy to adopt.

Most Helpful Reviews

Community-voted helpful feedback from verified users

Calligra

Calligra feature automation engine streamlines platform navigation

by Alex T.

Highly reliable software with excellent performance. An essential tool for professionals looking for efficiency and clean organization.

Pros:Strong security and privacy controls protect user data effectively.
Cons:Tiered pricing varies based on advanced feature usage.
Was this review helpful?
Calligra

Calligra intuitive dashboard interface streamlines productive workspace

by Emma E.

Calligra has been an outstanding addition to our daily workflow. The intuitive interface and fast processing speed make completing tasks effortless.

Pros:Calligra delivers fast performance with intuitive workflow controls.
Cons:Advanced customization requires a brief initial learning curve.
Was this review helpful?
Calligra

Calligra automated optimization tool delivers real time execution

by Oliver O.

Using Calligra saved our team significant time every week. Features run smoothly without lag or complicated setup steps.

Pros:User interface is clean, modern, and easy to navigate for daily tasks.
Cons:First-time setup takes initial background processing time.
Was this review helpful?
Calligra

Calligra intuitive dashboard interface streamlines platform navigation

by Kyle E.

Using Calligra saved our team significant time every week. Features run smoothly without lag or complicated setup steps.

Pros:Strong security and privacy controls protect user data effectively.
Cons:Tiered pricing varies based on advanced feature usage.
Was this review helpful?

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