Softwr

APIs · head to head

PubNub vs Rutter

PubNub logo

PubNub

APIs

Realtime communication platform for chat, IoT, and live data apps

From
Free
Rated
-
Full reviewWebsite
Rutter logo

Rutter

APIs

One API across accounting, commerce, payments and advertising platforms

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only PubNub has a free tier, so it costs nothing to try first.
  • Each has a real cost: PubNub free plan storage history is limited to 7 days, which is short for apps needing longer message retention.; Rutter a unified schema exposes only the fields common across platforms, so the platform-specific detail underwriting models want usually requires passthrough calls and per-platform code, which is the work the unified API was bought to avoid.
  • They diverge on capability: PubNub covers Pub/sub messaging, Rutter covers Accounting and ERP.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which PubNub and Rutter actually diverge.

Attributes where PubNub and Rutter differ
AttributePubNubRutter
Starting priceFreeOn request
Pricing modelfreemiumquote
Free tierYesNo
Platformsweb, ios, android, apiWeb, API

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 PubNub

  • Pub/sub messaging
  • Presence tracking
  • Message persistence
  • Serverless Functions
  • File sharing
  • Encryption and access controls

Only in Rutter

  • Accounting and ERP
  • Commerce data
  • Payments data
  • Advertising data
  • Write operations
  • Passthrough requests
  • Observability tooling
  • Sandbox

What people use each for

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

PubNub

  • Building realtime chat applicationsnot Rutter
  • Streaming live IoT sensor datanot Rutter
  • Adding presence indicators to collaborative appsnot Rutter
  • Running edge logic with serverless Functions on realtime eventsnot Rutter

Rutter

  • A revenue-based lender that must pull a merchant's sales, payouts and general ledger before pricing a facilitynot PubNub
  • A spend management product that needs to push bills and journal entries back into whichever accounting system its customer runsnot PubNub
  • A B2B payments platform reconciling invoices across customers using four different ERPsnot PubNub
  • An insurance or benefits provider that needs verified business financials without asking the customer to upload PDFsnot PubNub

Where each one falls short

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

PubNub

  • Free plan storage history is limited to 7 days, which is short for apps needing longer message retention.
  • MAU-based pricing means costs scale directly with user growth, which can be less predictable than flat message-based pricing.
  • Pro-tier custom pricing above 50,000 MAU requires contacting sales rather than self-serve checkout.

Rutter

  • A unified schema exposes only the fields common across platforms, so the platform-specific detail underwriting models want usually requires passthrough calls and per-platform code, which is the work the unified API was bought to avoid.
  • Write operations into accounting systems are where these products break, because each system validates differently, and a rejected journal entry surfaces as a support ticket against you rather than against the ERP.
  • No pricing is published beyond a sandbox trial, so cost cannot be compared against alternatives without a sales process, and pricing tends to scale with connected accounts.
  • QuickBooks Desktop and other on-premises systems require a local connector or hosted agent, which introduces installation steps your customers must complete and support burden you inherit.
  • Sync freshness varies by platform and by customer authorisation state, so a product promising near real-time figures will find some connections update far less often than the marketing implies.

Pricing, plan by plan

PubNub

Free
  • FreeFree
    • Up to 200 MAU or 1M transactions
    • 1GB data storage (7 days)
    • 5 test Serverless Functions
  • Starter$98/month
    • 1,000 MAU included
    • User management
    • Insights
  • Pro$undefined/month
    • Custom MAU packages
    • Volume discounts
    • Enterprise-scale configurations

Rutter

On request
  • Starter$undefined/month
    • Thirty day sandbox trial
    • Test integrations with QuickBooks, Xero, FreshBooks and Zoho Books
    • Documentation and workflow guides
  • Full Access$undefined/year
    • Production access across all platforms
    • Includes NetSuite, QuickBooks Desktop and Sage Intacct
    • Write operations and passthrough

Which should you pick?

Choose PubNub if

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

Choose Rutter if

  • You need accounting and erp.
  • You work on Web, API.
  • You also want commerce data.
Rutter review

Questions people ask

Is PubNub or Rutter better?
Neither clearly leads. PubNub starts at Free and Rutter at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, PubNub or Rutter?
PubNub has a free tier; the other does not. Paid plans start at Free for PubNub and On request for Rutter.
Does PubNub or Rutter run on more platforms?
PubNub runs on web, ios, android, api. Rutter runs on Web, API.
Can I use PubNub for free?
Yes. PubNub has a free tier, so you can try it without paying. Rutter starts at On request.
What is PubNub best used for?
PubNub is most often used for building realtime chat applications, streaming live iot sensor data, adding presence indicators to collaborative apps, running edge logic with serverless functions on realtime events. Of those, building realtime chat applications and streaming live iot sensor data are not what Rutter is typically brought in for.
What can PubNub do that Rutter cannot?
PubNub covers Pub/sub messaging, Presence tracking, Message persistence, Serverless Functions. Rutter covers Accounting and ERP, Commerce data, Payments data, Advertising data.

Answered from the vendors’ own pages

PubNub: What does PubNub cost?

PubNub offers a free plan for up to 200 MAU or 1 million transactions, a Starter plan at $98/month for 1,000 MAU, and custom Pro pricing for larger volumes, e.g. around $550/month for 10,000 MAU.

Source
Rutter: Does Rutter support QuickBooks Desktop?

Yes, which distinguishes it from unified APIs that only cover cloud accounting, and matters because many small businesses still run it.

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

Yes, the free plan supports up to 200 monthly active users or 1 million transactions, includes 1GB of data storage retained for 7 days, and requires no credit card.

Source
Rutter: Can Rutter write data back?

Yes. Invoices, bills and journal entries can be pushed into supported accounting systems, not only read.

PubNub: How is usage metered?

PubNub bills primarily by Monthly Active Users, defined as a unique user who connects at least once in a billing cycle; messages are bundled into MAU pricing with no separate per-message fees, and overage is billed proportionally.

Source
Rutter: Is there a free tier?

There is a thirty day sandbox trial with test data. Production access requires a paid plan with quoted pricing.

Rutter: What if the unified model lacks a field I need?

Rutter supports passthrough requests to the underlying platform API, though using them reintroduces platform-specific code.

Share

Related pages

More on PubNub

More on Rutter

Keep looking

Other head to heads