Softwr

Telecommunications · head to head

OneSignal vs Twilio

O

OneSignal

Telecommunications

Customer engagement and messaging, without the complexity

From
Free
Rated
-
Full reviewWebsite
Twilio logo

Twilio

Telecommunications

Cloud communications platform for SMS, voice, and video

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: OneSignal free plan email sends cap at 10,000 per month and web push is capped at 10,000 subscribers per send, per onesignal.com/pricing (Aug 2026); Twilio pricing becomes unpredictable with carrier fees and additional charges for compliance, recordings, and phone number rentals

Where they differ

Only the attributes on which OneSignal and Twilio actually diverge.

Attributes where OneSignal and Twilio differ
AttributeOneSignalTwilio
Pricing modelfreemiumUnknown
PlatformsWebWeb, APIs, Python, JavaScript, Ruby, Java, PHP, C#
FoundedUnknown2008

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Telecommunications).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in OneSignal

Nothing recorded that Twilio does not also cover.

Only in Twilio

  • SMS messaging
  • Voice calls
  • Video conferencing
  • Programmable communication
  • Slack
  • Salesforce
  • HubSpot
  • Zapier

What people use each for

The jobs each tool is most often brought in to do.

OneSignal

No use cases recorded yet. See the OneSignal review.

Twilio

  • Customer engagementnot OneSignal
  • Lead generationnot OneSignal
  • Customer supportnot OneSignal
  • Sales automationnot OneSignal

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

OneSignal

  • Free plan email sends cap at 10,000 per month and web push is capped at 10,000 subscribers per send, per onesignal.com/pricing (Aug 2026)
  • Professional and Enterprise plans require custom annual contracts with no published rate, per onesignal.com; SMS/RCS messaging and dedicated IPs are gated behind the Professional tier

Twilio

  • Pricing becomes unpredictable with carrier fees and additional charges for compliance, recordings, and phone number rentals
  • Phone number rentals are required for every number used, with carrier fees varying by region and billed separately
  • Dashboard is not optimized for mobile use and logs are difficult to access

Pricing, plan by plan

OneSignal

Free

No published plan breakdown. See the OneSignal review.

Twilio

Free
  • Pay-as-You-Go$undefined/mo
    • Usage-based pricing
    • No monthly minimum
    • SMS, voice, video, messaging

Which should you pick?

Choose OneSignal if

  • You want to start without paying.
OneSignal review

Choose Twilio if

  • You need sms messaging.
  • You want to start without paying.
  • You work on Web, APIs, Python, JavaScript, Ruby, Java, PHP, C#.
  • You also want voice calls.
Twilio review

Questions people ask

Is OneSignal or Twilio better?
Neither clearly leads. OneSignal starts at Free and Twilio at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, OneSignal or Twilio?
OneSignal starts at Free and Twilio at Free.
Does OneSignal or Twilio run on more platforms?
OneSignal runs on Web. Twilio runs on Web, APIs, Python, JavaScript, Ruby, Java, PHP, C#.
Can I use OneSignal for free?
Both have a free tier, so you can try either at no cost before committing.
What can OneSignal do that Twilio cannot?
Twilio covers SMS messaging, Voice calls, Video conferencing, Programmable communication.

Answered from the vendors’ own pages

Twilio: What is Twilio's pricing model?

Twilio uses pay-as-you-go usage-based pricing with no monthly minimums or contracts. SMS costs $0.0083 per US message, voice calls cost $0.014 per minute, phone numbers cost $1.15 per month.

Source
Twilio: Does Twilio offer a free tier?

Yes, Twilio offers a free trial indefinitely with no credit card required for limited usage, plus a 7-14 day free trial period on paid plans.

Source
Twilio: What communication channels does Twilio support?

Twilio supports SMS, WhatsApp, RCS, MMS for messaging; Voice API and SIP Trunking for voice; Email via Twilio SendGrid; Video API; and Chat via Conversations API.

Source
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Related pages

More on OneSignal

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