Line2 vs OnSIP

Detailed side-by-side comparison to help you choose the right solution for your team

Updated Feb 2026 8 min read

Line2

Line2 is a business phone system that lets you make and receive calls, texts, and faxes on your mobile or desktop with a professional second number, helping your business stay connected anytime, anywhere.

0.0 (0 reviews)
Starting at --
Free Trial 14 days
VS

OnSIP

OnSIP is a cloud-based VoIP phone system software that empowers your business to communicate efficiently through voice, video, and messaging, giving your team the ability to connect seamlessly from anywhere.

0.0 (0 reviews)
Starting at --
Free Trial 30 days

Quick Comparison

Feature Monday.com Asana
Starting Price $8/user/mo $10.99/user/mo
Free Plan ✓ Yes (2 seats) ✓ Yes (15 users)
Free Trial 14 days 30 days
Deployment Cloud-based Cloud-based
Mobile Apps ✓ iOS, Android ✓ iOS, Android
Integrations 200+ 100+
Gantt Charts ✓ Timeline view ✓ Timeline view
Automation ✓ Advanced ✓ Basic
Best For Visual teams, automation Task-focused teams

Overview

L

Line2

Business Phone System Software

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OnSIP

VoIP Phone System Software

Pricing Comparison

M

Line2 Pricing

Free
$0
  • Up to 2 seats
  • Unlimited boards
  • 200+ templates
A

OnSIP Pricing

Free
$0
  • Up to 15 users
  • Unlimited tasks
  • List & Board views

Pros & Cons

M

Line2

Pros

  • Highly visual and intuitive
  • Powerful automation
  • 200+ integrations
  • Great mobile apps

Cons

  • Can get expensive for larger teams
  • Free plan limited to 2 users
  • Learning curve for advanced features
A

OnSIP

Pros

  • Excellent task dependencies
  • Free plan supports 15 users
  • Strong reporting features
  • Great for enterprise teams

Cons

  • Higher starting price
  • Less visual than Monday.com
  • Fewer integrations

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