vioscaleAI
Comparison

Bruno vs Fiddler

On the evidence we track, Bruno leads this comparison with a composite score of 63/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Bruno full profile →Fiddler full profile →
Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
★Bruno63
Fiddler57
Score
vioscaleAI score
Bruno63 / 100medium · 65%
Fiddler57 / 100medium · 72%
Pricing
Free tier
Bruno✓
Fiddler✓
Model
Brunofreemium
Fiddlerfreemium
Price level
Brunolow
Fiddlerlow
Starting price
Bruno$6
Fiddler$7
Transparent
Bruno✓
Fiddler✓
Integrations
Count
Bruno7
Fiddler1
Security
Disclosure policy
Bruno–
Fiddler✓
Soc2
Bruno✓
Fiddler✓
Vulnerabilities
Reliability
Status page
Bruno–
Fiddler✓
Adoption
Dependent repos
Bruno1
Fiddler–
Github stars
Bruno47,596
Fiddler–
Package downloads weekly
Bruno262,968
Fiddler–
Activity
Commits last 30d
Bruno100
Fiddler–
Release
Cadence days
Bruno8
Fiddler–
History
Bruno20 items
Fiddler–
License
Spdx
BrunoMIT
Fiddler–
Language
Primary
BrunoJavaScript
Fiddler–
Market
Availability
Content
Faq
Bruno8 items
Fiddler6 items

Capabilities

Feature-by-feature on the axes that matter for api development tools. “-” means undocumented, not absent.

Core
REST client
Bruno✓
Fiddler✓
GraphQL support
Bruno✓
Fiddler-
gRPC support
Bruno✓
Fiddler-
Design
Mock servers
Bruno✓
Fiddler✓
Testing
Automated / contract testing
Bruno✓
Fiddler-
Collaboration
Team collaboration & sharing
Bruno✓
Fiddler-
Docs
Doc generation
Bruno✓
Fiddler-
Standards
OpenAPI / spec import
Bruno✓
Fiddler-
Ops
CI integration / CLI
Bruno✓
Fiddler✓

What each one is

The product in its own terms, so the numbers below have context.

Bruno

Leader

An open-source, offline-first API client that stores API collections as plain text files and integrates with Git for version control. It supports HTTP, REST, GraphQL, and gRPC requests without requiring cloud accounts or per-user licensing.

Independently observed

Fiddler

A web debugging tool that captures, logs, and enables inspection and modification of HTTP(S) requests and responses flowing between your device and the internet.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Bruno

Leader
from $6/moHybridFree tier14-day trial

Free open source edition or $6–11/user/month billed annually. 14-day free trial of Ultimate available.

  • Open SourceFree
    • API Client (HTTP, REST, GraphQL, gRPC)
    • Testing
    • Documentation
    • Scripting
    • Secret Management
    • +6 more
  • Pro$6/user/month, billed annually
    • All Open Source features
    • AI Assistant
    • Public + Private Git Providers
    • Unlimited Workspaces
    • Secret Manager Integration (Vault, Azure, AWS)
    • +6 more
  • Ultimate$11/user/month, billed annually
    • All Pro features
    • Unlimited OpenAPI/OAS Import
    • Collection to OAS Generation
    • User Management (unlimited admins)
    • CSV Upload
    • +9 more
as of verify ↗

Fiddler

from $7/moSubscriptionFree tier10-day trial

From $7/month for Fiddler Everywhere. Free tier available. 10-day trial.

  • Fiddler Everywhere$7/month
    • Capture and modify HTTP/S traffic
    • API composer for request editing
  • Fiddler ClassicFree
    • Manually inspect and debug Windows HTTP/S traffic
    • Basic Composer support
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
macOS
Bruno✓
Fiddler✓
Windows
Bruno✓
Fiddler✓
Linux
Bruno✓
Fiddler✓
CLI
Bruno✓
Fiddler✗
Deployment
Cloud / SaaS
Bruno✗
Fiddler✓
Self-hosted
Bruno✓
Fiddler✗
Air-gapped
Bruno✓
Fiddler✗

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Bruno

Leader
10 total
  • Vault
  • Azure Key Vault
  • AWS Secrets Manager
  • OpenAPI
  • Git
  • Postman
  • Insomnia
  • Swagger 2.0
  • HashiCorp Vault
  • OpenAPI / Swagger
Independently observed

Fiddler

1 total
  • MCP
Independently observed
Still deciding?

Bruno or Fiddler: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.