Altair GraphQL Client alternatives: 5 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave Altair GraphQL Client: graphQL only, and mostly maintained by one developer. We ranked 5 alternatives by how directly each one replaces Altair GraphQL Client, then by reviews, real visits and how recently each app's facts were checked against its own website. Insomnia currently ranks first.

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The best Altair GraphQL Client alternative for…

The highest-ranked app in this list for each need.

Best Altair GraphQL Client alternative for most people

Insomnia

Handles GraphQL plus REST and gRPC in one desktop client.

Best Altair GraphQL Client alternative for a free option

Hoppscotch

Open-source web client with GraphQL, REST and realtime tabs.

Best Altair GraphQL Client alternative for a free plan you can upgrade

Yaak

Fast desktop client for GraphQL, REST, gRPC and WebSockets.

Best Altair GraphQL Client alternative for open source

Bruno

Open-source desktop client with GraphQL and REST collections in Git.

Best Altair GraphQL Client alternative for self-hosting

Hoppscotch

Open-source web client with GraphQL, REST and realtime tabs.

Best Altair GraphQL Client alternative for Mac

Postman

GraphQL support alongside REST, with team workspaces.

Best Altair GraphQL Client alternative for Windows

Insomnia

Handles GraphQL plus REST and gRPC in one desktop client.

Best Altair GraphQL Client alternative for Linux

Insomnia

Handles GraphQL plus REST and gRPC in one desktop client.

Best Altair GraphQL Client alternative for working in the browser

Hoppscotch

Open-source web client with GraphQL, REST and realtime tabs.

Altair GraphQL Client alternatives: common questions

What is the best alternative to Altair GraphQL Client?

Insomnia ranks first right now. Handles GraphQL plus REST and gRPC in one desktop client. Hoppscotch and Bruno follow it in our ranking.

Is there a free alternative to Altair GraphQL Client?

Yes. Insomnia (open source), Hoppscotch (open source), Bruno (open source) and Yaak (free plan + paid) have a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to Altair GraphQL Client?

Yes: Insomnia, Hoppscotch, Bruno and Yaak. Hoppscotch can also be self-hosted.

Which Altair GraphQL Client alternatives work on Linux?

Insomnia, Hoppscotch, Bruno, Yaak and Postman run on Linux.

Why do people switch from Altair GraphQL Client?

The complaints we hear most: graphQL only; mostly maintained by one developer; team sync features are basic.

How is this list ranked?

Every app is scored with the same published formula: how directly it replaces Altair GraphQL Client, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.