Top 8 Postman Competitors & Alternatives in 2026
Updated onFind more companies/brands/products like Postman. We've shortlisted leading alternatives and mapped their strengths, pricing, and go-to-market focus.
Postman
API development and collaboration platform that helps teams design, test, document and monitor APIs.
Starts at $0 / per user / month
Competitors
#1Est. 2015 • 201-1k employees • PrivateInsomnia
Best for SMBsAn API development platform and client for designing, debugging, testing, mocking, and collaborating on REST, GraphQL, gRPC and other APIs.
Starts at $0 / per user / month
#2Est. 2010 • 1k+ employees • PrivateSwagger
Best for enterprisesSuite of open-source and commercial API design, documentation, testing, and exploration tools maintained by SmartBear that support the OpenAPI and AsyncAPI specifications.
Starts at $0
#3Est. 2009 • 201-1k employees • PrivateSmartBear
Best for enterprisesSmartBear is a privately held software company that provides tools for API design and management, automated testing, and application performance monitoring to help development teams deliver high-quality software at scale.
#4Hoppscotch
Best for power usersHoppscotch is an open-source, lightweight API development tool for testing, mocking and collaborating on API requests, with free tiers and paid organization features.
Starts at $0 / monthly
Est. 2025 • 1 employee • PrivateChampSignal
Best for SMBsGet the insights your competitors don't want you to have. ChampSignal discovers, monitors, and analyzes your competitors. Like having a full-time competitive intelligence analyst.
Starts at $39 / month
Has a free trial
#5
Est. 2022 • 51-200 employees • PrivateApidog
Best for SMBsApidog is a cloud-based, design-first API development platform that unifies API design, debugging, testing, mocking, and documentation for software teams.
Starts at $0 / user / month
Has a free trial
#6Est. 2021 • 11-50 employees • PrivateBruno
Best for SMBsBruno is a fast, Git-native, offline-first open-source API client that lets developers explore, test, and manage APIs locally with optional paid plans for teams and enterprises.
Starts at $0
#7Est. 2015 • 51-200 employees • PrivateStoplight
Best for SMBsAPI design, documentation and governance platform that enables teams to design, mock and document APIs collaboratively.
Starts at $0 / per organization (first small-team seats free) / month
Has a free trial
#8Est. 2013 • 1k+ employees • Public (NYSE:NOK)RapidAPI for Mac
Best for power usersA native macOS HTTP client (formerly Paw) for composing, testing, documenting and sharing APIs, now part of Rapid/Nokia's API tooling.
Starts at $0
Market overlap
Asymmetric competition means that Postman is a competitor of these companies, but they are not necessarily competitors of Postman.
Est. 2015 • 201-1k employees • PrivateRapid
Best for mid-market companiesDeveloper-focused API marketplace and platform for discovering, testing, managing, and monetizing public and private APIs.
Starts at $0 / per organization (Public Hub; first 5 seats free, additional seats $10/seat) / month
Epoch
Best for mid-market companiesA co-pilot UI from SmartBots for designing, testing, and deploying intelligent AI agents that can be embedded into apps and services.
- Est. 2025 • 1 employee • Private
ChampSignal
Best for SMBsGet the insights your competitors don't want you to have. ChampSignal discovers, monitors, and analyzes your competitors. Like having a full-time competitive intelligence analyst.
Starts at $39 / month
Has a free trial
Est. 2022 • 11-50 employees • PrivateTheneo
Best for SMBsTheneo is an AI-powered platform that generates interactive, Stripe-like API documentation and developer portals from API specifications.
Starts at $0
Est. 2024 • 11-50 employees • PrivateVoiden.md
Best for power usersAn offline, Git-native desktop workspace for defining, testing, and documenting APIs using Markdown and reusable blocks.
Starts at $0
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