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Kannel vs Olark

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

Kannel icon
Kannel
Olark icon
Olark

Kannel vs Olark: The Verdict

⚡ Summary:

Kannel: Kannel is an open source WAP and SMS gateway that enables sending and receiving SMS messages to/from various devices and interfaces with various messaging protocols. It allows building SMS services and applications quickly and efficiently.

Olark: Olark is a live chat and messaging software for websites. It allows businesses to communicate in real-time with visitors to their website through chat widgets and messaging. Key features include unlimited chat agents, custom branding, real-time analytics, integrations with popular software, and advanced targeting and segmentation tools.

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 Kannel Olark
Sugggest Score — —
Category Network & Admin Online Services
Pricing Open Source Freemium

Product Overview

Kannel
Kannel

Description: Kannel is an open source WAP and SMS gateway that enables sending and receiving SMS messages to/from various devices and interfaces with various messaging protocols. It allows building SMS services and applications quickly and efficiently.

Type: software

Pricing: Open Source

Olark
Olark

Description: Olark is a live chat and messaging software for websites. It allows businesses to communicate in real-time with visitors to their website through chat widgets and messaging. Key features include unlimited chat agents, custom branding, real-time analytics, integrations with popular software, and advanced targeting and segmentation tools.

Type: software

Pricing: Freemium

Key Features Comparison

Kannel
Kannel Features
  • SMS gateway functionality
  • Support for multiple protocols (SMPP, UCP/EMI, CIMD2, OIS, HTTP)
  • Built-in SMSC (Short Message Service Center) functionality
  • Support for long SMS messages
  • Tools for parsing, validating, encoding SMS messages
  • APIs for integrating with external apps and services
  • Load balancing and redundancy capabilities
  • Support for SMS over SS7 and SIGTRAN networks
  • Tools for SMS routing, filtering, throttling
  • Support for SMSC emulation and interconnecting
  • Tools for monitoring, statistics, troubleshooting
Olark
Olark Features
  • Unlimited chat agents
  • Custom branding
  • Real-time analytics
  • Integrations with popular software
  • Advanced targeting and segmentation tools

Pros & Cons Analysis

Kannel
Kannel
Pros
  • Open source and free
  • High performance and scalability
  • Support for many protocols and interfaces
  • Flexible and customizable
  • Active development community
  • Modular architecture
  • Reliable and stable
  • Wide protocol support
  • Easy integration
Cons
  • Complex configuration
  • Steep learning curve
  • Limited built-in web interface
  • Need for expertise in telecom protocols
  • Not ideal for non-technical users
Olark
Olark
Pros
  • Easy to use interface
  • Detailed visitor analytics
  • Customizable chat box
  • Mobile support
  • Integrates with popular tools
Cons
  • Limited features in free plan
  • Can be pricey for larger teams
  • No phone support
  • Some features cost extra

Pricing Comparison

Kannel
Kannel
  • Open Source
Olark
Olark
  • Freemium

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Learn More About Each Product

Kannel
Kannel
Reviews, pricing & alternatives →
Olark
Olark
Reviews, pricing & alternatives →

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