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KeepSolid Sign vs Mattermost

Professional comparison and analysis to help you choose the right software solution for your needs.

KeepSolid Sign icon
KeepSolid Sign
Mattermost icon
Mattermost

KeepSolid Sign vs Mattermost: The Verdict

⚡ Summary:

KeepSolid Sign: KeepSolid Sign is an electronic signature software that allows users to sign documents digitally. It has features like drag and drop form filling, custom branding, and signature workflows.

Mattermost: Mattermost is an open-source, self-hosted online chat service with file sharing, search and integration capabilities. It supports text, images, videos and custom emojis across PCs and phones with instant notifications.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature KeepSolid Sign Mattermost
Sugggest Score
Category Office & Productivity Social & Communications
Pricing Freemium

Product Overview

KeepSolid Sign
KeepSolid Sign

Description: KeepSolid Sign is an electronic signature software that allows users to sign documents digitally. It has features like drag and drop form filling, custom branding, and signature workflows.

Type: software

Mattermost
Mattermost

Description: Mattermost is an open-source, self-hosted online chat service with file sharing, search and integration capabilities. It supports text, images, videos and custom emojis across PCs and phones with instant notifications.

Type: software

Pricing: Freemium

Key Features Comparison

KeepSolid Sign
KeepSolid Sign Features
  • Drag-and-drop form filling
  • Custom branding options
  • Signature workflows
  • Mobile signing
  • Bulk sending of documents
  • Audit trail for signatures
  • Integration with Google Drive, Dropbox, etc
  • Templates for common documents
  • Reminders and notifications
Mattermost
Mattermost Features
  • Team messaging
  • File sharing
  • Search
  • Integrations
  • Cross-platform support

Pros & Cons Analysis

KeepSolid Sign
KeepSolid Sign

Pros

  • Easy to use interface
  • Good value for money
  • Numerous integration options
  • Flexible workflow customization
  • Good security features

Cons

  • Limited free plan options
  • Mobile app could be better
  • Advanced features require higher pricing tier
Mattermost
Mattermost

Pros

  • Open source
  • Self-hosted
  • Highly customizable
  • Strong security
  • Active development community

Cons

  • Requires technical expertise to setup and manage
  • Limited native mobile apps
  • Less third-party integrations than proprietary options

Pricing Comparison

KeepSolid Sign
KeepSolid Sign
  • Not listed
Mattermost
Mattermost
  • Freemium

Ready to Make Your Decision?

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