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CSipSimple vs Simple Contacts

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

CSipSimple icon
CSipSimple
Simple Contacts icon
Simple Contacts

CSipSimple vs Simple Contacts: The Verdict

⚡ Summary:

CSipSimple: CSipSimple is an open source SIP client for Android that allows you to make VoIP calls over Wi-Fi or mobile data. It supports common SIP features like call transfer, call forwarding, call waiting, 3-way conferencing, etc.

Simple Contacts: Simple Contacts is an open-source contact management software designed for individual and small business use. It allows users to store, organize, sync, and manage contact information easily. Simple Contacts has features for contact searching, tagging, notes, customizable fields, and integration with email providers.

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 CSipSimple Simple Contacts
Sugggest Score — —
Category Social & Communications Office & Productivity
Pricing Open Source Open Source

Product Overview

CSipSimple
CSipSimple

Description: CSipSimple is an open source SIP client for Android that allows you to make VoIP calls over Wi-Fi or mobile data. It supports common SIP features like call transfer, call forwarding, call waiting, 3-way conferencing, etc.

Type: software

Pricing: Open Source

Simple Contacts
Simple Contacts

Description: Simple Contacts is an open-source contact management software designed for individual and small business use. It allows users to store, organize, sync, and manage contact information easily. Simple Contacts has features for contact searching, tagging, notes, customizable fields, and integration with email providers.

Type: software

Pricing: Open Source

Key Features Comparison

CSipSimple
CSipSimple Features
  • VoIP calling over Wi-Fi or mobile data
  • Support for common SIP features like call transfer, call forwarding, call waiting, 3-way conferencing
  • Video calling support
  • Call recording
  • Encryption using SRTP and ZRTP
  • NAT traversal using STUN, TURN, ICE
  • Voicemail support using SIP MESSAGE
  • Caller ID support
  • Contacts integration
  • Call history
  • Auto answer
Simple Contacts
Simple Contacts Features
  • Contact management
  • Contact searching
  • Contact tagging
  • Customizable fields
  • Notes for contacts
  • Sync contacts across devices

Pros & Cons Analysis

CSipSimple
CSipSimple

Pros

  • Free and open source
  • Full SIP protocol support
  • Good call quality
  • Lots of features
  • Active development community

Cons

  • Setup can be complex for less technical users
  • Missing some features of proprietary apps like visual voicemail
  • Some stability issues reported
  • No native iOS app
Simple Contacts
Simple Contacts

Pros

  • Free and open source
  • Simple and easy to use
  • Good for individuals and small businesses
  • Can import/export contacts
  • Available on multiple platforms

Cons

  • Limited features compared to paid options
  • No team collaboration features
  • No customer relationship management
  • Lacks some advanced search/filter options

Pricing Comparison

CSipSimple
CSipSimple
  • Open Source
Simple Contacts
Simple Contacts
  • Open Source

Related Comparisons

Learn More About Each Product

CSipSimple
CSipSimple
Reviews, pricing & alternatives →
Simple Contacts
Simple Contacts
Reviews, pricing & alternatives →

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