Looking for a better Sideline alternative?
Sideline is a personal second line app using carrier calling, not a business phone system. Phone2 gives you team collaboration, AI features, and integrations that Sideline simply doesn't offer.
Trusted by 10,000+ businesses who switched
Why teams switch from Sideline
Here's what you get with Phone2 that Sideline doesn't offer - or charges extra for.
Get a real business phone system
Sideline is a personal second line. Phone2 is a complete business phone with shared numbers, team inbox, and professional features.
AI-powered features
Phone2 transcribes your calls and generates AI summaries. Sideline has no AI features whatsoever.
Toll-free numbers available
Need an 800 number? Sideline doesn't offer them. Phone2 does, on every plan.
Connect to your tools
Phone2 integrates with Slack, Zapier, and CRMs. Sideline works in complete isolation.
Sideline: The Good and The Bad
What Sideline does well
- Very affordable
- Carrier-quality calls
- Simple app
- Auto-reply
Where Sideline falls short
- No team features
- Enterprise plan discontinued
- No call recording
- No integrations
What you get with Phone2
Shared Phone Numbers
Your whole team can call and text from one number
Team Inbox
See all conversations in one unified view
AI Transcription
Every call transcribed with AI summaries
Call Analytics
Track missed calls, response times, and more
Unlimited Users
Add your whole team without per-seat surprises
Half the Price
Starting at $7/user/month. No hidden fees.
Switching from Sideline
Common questions about making the switch to Phone2.
Sideline is a personal second line. Phone2 is a complete business phone with shared numbers, team inbox, and professional features.
Yes. Phone2 starts at $7/user/month compared to Sideline's higher pricing. Most teams save 50% or more by switching.
Phone2 charges a one-time $15 port-in fee (waived on annual Pro). Keep your existing number and gain Phone2's features. The process typically takes 1-2 business days.
Phone2 includes all core business phone features: unlimited calling, SMS, shared numbers, team inbox, AI transcription, and integrations. Plus features Sideline lacks.
You can be up and running with Phone2 in minutes. If you're porting your existing number, that takes 1-2 weeks but you won't miss any calls during the transition.
Ready to switch from Sideline?
Join thousands of teams who made the switch. Plans start at $7/month.
$15 port-in fee (free on annual Pro). 30-day money-back guarantee.