Software · head to head
Five9 vs OneSignal
O
OneSignal
Software
Customer engagement and messaging, without the complexity
- From
- Free
- Rated
- -
The short version
- Only OneSignal has a free tier, so it costs nothing to try first.
- Each has a real cost: Five9 a 50 seat minimum applies to the published rates, so the entry cost on the $119 Digital plan is $5,950 a month; 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)
Where they differ
Only the attributes on which Five9 and OneSignal actually diverge.
Identical on both: user rating (Not yet rated), category (Unknown).
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 Five9
- Intelligent routing
- IVR
- ACD
- Dialer
- WFM
- Quality management
- Analytics
- Salesforce
Only in OneSignal
Nothing recorded that Five9 does not also cover.
What people use each for
The jobs each tool is most often brought in to do.
Five9
- Cloud contact centre across voice, chat, email and social messagingnot OneSignal
- Routing and managing high volume customer interactionsnot OneSignal
OneSignal
No use cases recorded yet. See the OneSignal review.
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Five9
- A 50 seat minimum applies to the published rates, so the entry cost on the $119 Digital plan is $5,950 a month
- Prices are per concurrent user rather than per named agent, which changes what a seat means when shifts overlap
- Voice is excluded from the Digital plan and requires a quote
- Usage based charges apply on top of the per seat rate
- Three of the five tiers publish no price at all
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
Pricing, plan by plan
Five9
$149/month- Core$149/month
- Inbound/outbound
- IVR
- Basic CTI
- Premium$169/month
- Core + Chat/email
- Quality management
- Optimum$199/month
- Premium + WFM
- Proactive chat
- Ultimate$229/month
- Full suite
- Advanced analytics
OneSignal
FreeNo published plan breakdown. See the OneSignal review.
Which should you pick?
Questions people ask
- Is Five9 or OneSignal better?
- Neither clearly leads. Five9 starts at $149/month and OneSignal at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Five9 or OneSignal?
- OneSignal has a free tier; the other does not. Paid plans start at $149/month for Five9 and Free for OneSignal.
- Does Five9 or OneSignal run on more platforms?
- Five9 runs on Web, Desktop. OneSignal runs on Web.
- Can I use OneSignal for free?
- Yes. OneSignal has a free tier, so you can try it without paying. Five9 starts at $149/month.
- What is Five9 best used for?
- Five9 is most often used for cloud contact centre across voice, chat, email and social messaging, routing and managing high volume customer interactions. Of those, cloud contact centre across voice, chat, email and social messaging and routing and managing high volume customer interactions are not what OneSignal is typically brought in for.
- What can Five9 do that OneSignal cannot?
- Five9 covers Intelligent routing, IVR, ACD, Dialer.