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APIs · head to head

Ably vs Backbase

Ably logo

Ably

APIs

Realtime data delivery platform for pub/sub messaging at scale

From
Free
Rated
-
Full reviewWebsite
Backbase logo

Backbase

APIs

Digital and AI-native engagement banking platform for customer-facing banking experiences

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only Ably has a free tier, so it costs nothing to try first.
  • Each has a real cost: Ably standard and Pro plans layer usage-based charges for messages, connection minutes, and data transfer on top of the base subscription, adding cost complexity.; Backbase pricing scales with assets under management and AI API calls, meaning cost grows as the bank itself grows and adopts more AI features, which is a less predictable cost curve than a flat per-seat model.
  • They diverge on capability: Ably covers Pub/sub messaging, Backbase covers Digital banking front end.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Ably and Backbase actually diverge.

Attributes where Ably and Backbase differ
AttributeAblyBackbase
Starting priceFreeOn request
Pricing modelfreemiumquote
Free tierYesNo
Platformsweb, ios, android, apiWeb, iOS, Android

Identical on both: user rating (Not yet rated), category (APIs).

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 Ably

  • Pub/sub messaging
  • Presence
  • Message persistence
  • Multi-protocol support
  • Encryption
  • Datadog integration

Only in Backbase

  • Digital banking front end
  • Digital onboarding
  • Customer engagement workflows
  • AI-native banking OS positioning
  • Core-agnostic integration
  • Small business banking modules

What people use each for

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

Ably

  • Building realtime chat or collaborative appsnot Backbase
  • Delivering live data feeds like stock prices or sports scoresnot Backbase
  • Broadcasting notifications to many concurrent clientsnot Backbase
  • Running mission-critical realtime infrastructure with high uptime SLAsnot Backbase

Backbase

  • An established bank wanting to modernise its digital customer experience without replacing its core banking systemnot Ably
  • A credit union wanting purpose-built digital onboarding and servicing workflowsnot Ably
  • A newer bank wanting an engagement layer built for AI-driven interaction from the outsetnot Ably
  • A bank consolidating several separate digital banking front ends into one platform across retail and business bankingnot Ably

Where each one falls short

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

Ably

  • Standard and Pro plans layer usage-based charges for messages, connection minutes, and data transfer on top of the base subscription, adding cost complexity.
  • The jump from Standard ($29/month) to Pro ($399/month) is steep for teams needing more than 10k connections but not full Pro capacity.
  • 24/7 mission-critical support and 99.999% uptime SLAs are reserved for the custom-priced Enterprise tier.

Backbase

  • Pricing scales with assets under management and AI API calls, meaning cost grows as the bank itself grows and adopts more AI features, which is a less predictable cost curve than a flat per-seat model.
  • It sits above, not instead of, a core banking system, so adopting it does not reduce a bank's overall vendor count or technology complexity; it adds a specialised layer.
  • As with any customer-facing banking platform, an outage or performance issue directly affects the bank's customers, so the operational stakes of vendor reliability are high.
  • Implementation for a large bank spans multiple modules and integration points, and realistic timelines run well beyond a simple software rollout.
  • Pricing opacity means a bank cannot benchmark Backbase against competing engagement banking platforms without engaging each vendor's own sales process separately.

Pricing, plan by plan

Ably

Free
  • FreeFree
    • 200 concurrent connections
    • 500 messages/second
    • 6M messages/month
  • Standard$29/month
    • 10k concurrent channels
    • 10k concurrent connections
    • 2.5k messages/second
  • Pro$399/month
    • 50k concurrent channels
    • 50k concurrent connections
    • 10k messages/second

Backbase

On request
  • Backbase$undefined/year
    • Pricing scales with users, modules, assets under management and AI API calls
    • Custom quote required, not published

Which should you pick?

Choose Ably if

  • You need pub/sub messaging.
  • You want to start without paying.
  • You work on web, ios, android, api.
  • You also want presence.
Ably review

Choose Backbase if

  • You need digital banking front end.
  • You work on Web, iOS, Android.
  • You also want digital onboarding.
Backbase review

Questions people ask

Is Ably or Backbase better?
Neither clearly leads. Ably starts at Free and Backbase at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Ably or Backbase?
Ably has a free tier; the other does not. Paid plans start at Free for Ably and On request for Backbase.
Does Ably or Backbase run on more platforms?
Ably runs on web, ios, android, api. Backbase runs on Web, iOS, Android.
Can I use Ably for free?
Yes. Ably has a free tier, so you can try it without paying. Backbase starts at On request.
What is Ably best used for?
Ably is most often used for building realtime chat or collaborative apps, delivering live data feeds like stock prices or sports scores, broadcasting notifications to many concurrent clients, running mission-critical realtime infrastructure with high uptime slas. Of those, building realtime chat or collaborative apps and delivering live data feeds like stock prices or sports scores are not what Backbase is typically brought in for.
What can Ably do that Backbase cannot?
Ably covers Pub/sub messaging, Presence, Message persistence, Multi-protocol support. Backbase covers Digital banking front end, Digital onboarding, Customer engagement workflows, AI-native banking OS positioning.

Answered from the vendors’ own pages

Ably: What does Ably cost?

Ably offers a free plan with 200 concurrent connections, a Standard plan at $29/month plus usage, a Pro plan at $399/month plus usage, and custom Enterprise pricing with unlimited channels and connections.

Source
Backbase: Does Backbase replace our core banking system?

No, it is a customer engagement layer that sits above and integrates with an existing core banking system.

Ably: Is there a free plan, and what are its limits?

Yes, the free plan includes 200 concurrent connections, 500 messages per second, and 6 million messages per month with community and best-effort email support.

Source
Backbase: How does pricing work?

It scales with factors including number of users, modules implemented, assets under management and AI API calls; exact numbers require a quote.

Ably: How is usage metered?

Beyond plan limits, Ably charges usage-based rates of $2.50 per million messages, $1.00 per million connection minutes, $1.00 per million channel minutes, and $0.25 per GiB of data transfer, with volume discounts available.

Source
Backbase: Is it suited to business as well as retail banking?

Yes, it includes modules specifically for small business banking engagement alongside retail.

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