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Software · head to head

Redis vs Attio

Redis logo

Redis

Software

The real-time data platform

From
Free
Rated
-
Full reviewWebsite
Attio logo

Attio

Software

The CRM built for the next generation of companies

From
$29/month
Rated
-
Full reviewWebsite

The short version

  • Only Redis has a free tier, so it costs nothing to try first.
  • Each has a real cost: Redis licensing changed from BSD to AGPL in 2025, impacting open-source usage; Attio the free plan stops at 3 seats and 50,000 records
  • They diverge on capability: Redis covers In-memory data store, Attio covers Custom data model.

Where they differ

Only the attributes on which Redis and Attio actually diverge.

Attributes where Redis and Attio differ
AttributeRedisAttio
Starting priceFree$29/month
Pricing modelUnknownsubscription
Free tierYesNo
PlatformsLinux, macOS, WindowsWeb, Ios, Android, Api
Founded20092021

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 Redis

  • In-memory data store
  • Data structures
  • Pub/Sub messaging
  • Lua scripting
  • Transactions
  • Persistence options
  • Replication
  • Clustering

Only in Attio

  • Custom data model
  • Flexible views
  • Email integration
  • Calendar sync
  • Automations
  • Mobile app
  • Real-time collaboration
  • Templates

What people use each for

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

Redis

  • Cachingnot Attio
  • Session managementnot Attio
  • Real-time analyticsnot Attio
  • Message queuingnot Attio
  • Leaderboardsnot Attio

Attio

  • Sales pipelinenot Redis
  • Customer managementnot Redis
  • Deal trackingnot Redis
  • Investor relationsnot Redis
  • Partnership managementnot Redis

Where each one falls short

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

Redis

  • Licensing changed from BSD to AGPL in 2025, impacting open-source usage
  • All data must fit in memory, limiting scalability to available RAM
  • No built-in support for multi-tenancy
  • Limited transaction support compared to traditional databases

Attio

  • The free plan stops at 3 seats and 50,000 records
  • Outbound email is capped at 200 messages a month on the free plan and 1,000 on Plus
  • Call Intelligence, sequences, advanced reporting and permission controls all require the Pro tier
  • Custom objects are capped at 3 on free, 5 on Plus and 12 on Pro, with unlimited objects reserved for Enterprise
  • File storage is capped at 50 GB on the free and Plus tiers

Pricing, plan by plan

Redis

Free

No published plan breakdown. See the Redis review.

Attio

$29/month
  • Starter$29/month
    • Unlimited contacts
    • Custom objects
    • Email sync
  • Plus$59/month
    • Everything in Starter
    • Automations
    • Custom attributes
  • Pro$119/month
    • Everything in Plus
    • Advanced automations
    • Custom branding
  • Enterprise$undefined/month
    • Custom contracts
    • SSO
    • Dedicated support

Which should you pick?

Choose Redis if

  • You need in-memory data store.
  • You want to start without paying.
  • You work on Linux, macOS, Windows.
  • You also want data structures.
Redis review

Choose Attio if

  • You need custom data model.
  • You work on Web, Ios, Android, Api.
  • You also want flexible views.
Attio review

Questions people ask

Is Redis or Attio better?
Neither clearly leads. Redis starts at Free and Attio at $29/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Redis or Attio?
Redis has a free tier; the other does not. Paid plans start at Free for Redis and $29/month for Attio.
Does Redis or Attio run on more platforms?
Redis runs on Linux, macOS, Windows. Attio runs on Web, Ios, Android, Api.
Can I use Redis for free?
Yes. Redis has a free tier, so you can try it without paying. Attio starts at $29/month.
What is Redis best used for?
Redis is most often used for caching, session management, real-time analytics, message queuing. Of those, caching and session management are not what Attio is typically brought in for.
What can Redis do that Attio cannot?
Redis covers In-memory data store, Data structures, Pub/Sub messaging, Lua scripting. Attio covers Custom data model, Flexible views, Email integration, Calendar sync.

Answered from the vendors’ own pages

Redis: Is Redis open source?

Redis was open source under the BSD license since its inception in 2009 and has remained open source. However, in 2024-2025, Redis Labs changed licensing to source-available and AGPL, prompting the creation of Valkey, a BSD-licensed open-source fork.

Source
Redis: What is Redis used for?

Redis is an in-memory data structure store used primarily as a cache, database, and message broker. It provides high-speed data access for real-time applications, sessions, leaderboards, real-time analytics, and other use cases requiring fast data retrieval.

Source
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