Best alternatives to Tamper Dev (2026)
10 Chrome extensions that do a similar job to Tamper Dev, closest first. Each shows real store users, its rating, how recently it was updated and how many permissions it asks for.
Tamper Dev today
Tamper Dev alternatives, compared
- 1
GraphQL developer tools
A GraphQL panel in DevTools: every operation the page sends, with its variables, response, errors and headers
≈9K users3.1★ from 23 ratingsUpdated 7 weeks agoNo special permissions- A similar number of users to Tamper Dev
- Asks for fewer permissions (0 vs 3)
- 2
Mockiato: Mock API Requests in DevTools
Intercept HTTP requests and mock responses in DevTools. Change status, body and headers. No proxy, no code changes.
≈5K users4.9★ from 25 ratingsUpdated 11 days ago3 permissions- About 2.0× fewer users than Tamper Dev
- 3
Talend API Tester - Free Edition
Visually interact with REST, SOAP and HTTP APIs.
≈600K users4.8★ from 4.3K ratingsUpdated 6 days ago9 permissions- About 60× more users than Tamper Dev
- Asks for more permissions (9 vs 3)
- 4
HTTP Interceptor
Intercept and modify HTTP requests & responses: URL redirects, headers, query params, and response body replacement.
≈100K users5.0★ from 1 rating5 permissions- About 10× more users than Tamper Dev
- Asks for more permissions (5 vs 3)
- 5
Request Maker
Log, send and edit HTTP Requests.
≈1K users5.0★ from 8 ratingsUpdated 9 months ago3 permissions- About 10× fewer users than Tamper Dev
- 6
vREST - REST API Testing Tool
vREST is an automated REST API Testing Tool. This extension records HTTP requests and their responses in vREST application.
≈4K users4.4★ from 52 ratingsUpdated 11 months ago5 permissions- About 2.5× fewer users than Tamper Dev
- Asks for more permissions (5 vs 3)
- 7
FEHeader
Modify HTTP request and response headers
≈3K users5.0★ from 2 ratingsUpdated 14 months ago9 permissions- About 3.3× fewer users than Tamper Dev
- Asks for more permissions (9 vs 3)
- 8
Querio - GraphQL and HTTP requests inspector
Inspect GraphQL and raw HTTP requests/responses like a Boss 😎 ★ Querio intercepts and displays GraphQL, Fetch and XHR requests in…
≈3K users4.3★ from 9 ratingsNot updated for 2+ years3 permissions- About 3.3× fewer users than Tamper Dev
- 9
ModHeader
Use ModHeader. The ModHeader Chrome extension helps developers test API requests with a header editor and debug website in Chrome.
≈5K users3.9★ from 11 ratingsUpdated 4 weeks ago3 permissions- About 2.0× fewer users than Tamper Dev
- 10
ModHeader V3 — [by modheader.app]
ModHeader V3 — [by modheader.app] Modify change add edit update remove replace override HTTP request and response headers free.
≈5K users5.0★ from 6 ratingsUpdated 3 months ago5 permissions- About 2.0× fewer users than Tamper Dev
- Asks for more permissions (5 vs 3)
Tamper Dev alternatives: questions
What is the best alternative to Tamper Dev?
By users, the most popular alternative is Talend API Tester - Free Edition with ≈600K users and a 4.8-star rating. The closest match by what it does is GraphQL developer tools.
Which Tamper Dev alternative has the best rating?
Talend API Tester - Free Edition has the highest rating of these alternatives with 50+ ratings: 4.8 out of 5 from 4.3K ratings.
Is there a Tamper Dev alternative that asks for fewer permissions?
GraphQL developer tools asks for 0 permissions, against 3 for Tamper Dev.
How many alternatives to Tamper Dev are there?
We list 10 close alternatives to Tamper Dev on the Chrome Web Store, picked by what they do and ranked by how close they are.
Users and ratings are the figures shown on the Chrome Web Store, re-checked continuously. Alternatives are matched on name, description, category and topic. Browse best-of lists by niche.