Ably Realtime
Current- Annual cost
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- Seats assigned
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This catalog view compares public market data and does not include organization spend or usage.

Onesignal is the strongest catalog alternative to evaluate for Ably Realtime.

This catalog view compares public market data and does not include organization spend or usage.
See how Ably Realtime compares to 2 alternative apps you can switch to.
OnesignalBest FitSeat-basedAvg. switch cost$108/yr
FirebaseWorth ConsideringSeat-basedAvg. switch cost--Firebase is a good fit if: your team is building native mobile or web apps requiring real-time data sync and serverless backend infrastructure.Onesignal and Firebase selected for comparison.
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Free
Public catalog pricing. Organization spend is not included.
$108
Free
Public catalog pricing estimate.
$1,800
Spark
Public catalog pricing estimate.
$0
No migration in the current app baseline.
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After $3,500 estimated migration cost.
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After $8,000 estimated migration cost.
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75/100
Ideal for mobile apps and growth teams, weak for complex enterprise CRM
80/100
Essential for mobile developers, unsuitable for non-technical users
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Public adoption signal for the current app.
medium
Onesignal is a medium-complexity migration. Estimated 4 weeks and $3,500 one-time cost.
high
Firebase is a high-complexity migration. Estimated 6 weeks and $8,000 one-time cost.
4.8/5.0
67 reviews
4.7/5.0
1520 reviews
4.5/5.0
3247 reviews
No migration needed
4 weeks
Medium
Onesignal is a medium-complexity migration. Estimated 4 weeks and $3,500 one-time cost.
6 weeks
High
Firebase is a high-complexity migration. Estimated 6 weeks and $8,000 one-time cost.
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$3,500
Estimated one-time migration and setup effort.
$8,000
Estimated one-time migration and setup effort.
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Supports 100 native integrations.
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Supports 250 native integrations.
100%
70%
45%
You already standardize on this app.
Your team needs affordable, reliable cross-platform push notifications with basic email and SMS
Your team is building native mobile or web apps requiring real-time data sync and serverless backend infrastructure
Public pricing or fit signals no longer match your needs.
Your team requires sophisticated multi-channel journey orchestration or enterprise-grade email deliverability
Your team lacks experienced developers or only needs simple static website hosting without backend complexity
