ModHeader vs tweak: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for ModHeader and tweak side by side. This page compares data; it is not a hands-on review.
On the data: On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
ModHeader
Modify HTTP request and response headers directly from your browser for web development and debugging.
Best for you if:
- • You want simplifies web development and debugging by allowing quick header modifications
tweak
Edit headers, redirect URLs, and mock APIs locally in Chrome
Best for you if:
- • Web developers and QA engineers who need to modify headers, redirect requests, or mock API responses while building or testing a web app
| At a Glance | ModHeader | tweak |
|---|---|---|
Starts at | Free plan, paid from $2/mo, billed monthly ModHeader Pro (Annual billing) plan | Free plan, paid from $36/year Premium plan |
Category | API Tools Testing & QA | API Tools Testing & QA |
Rating | n/a | n/a |
Free plan | Yes | Yes |
Watch out for | Monthly billing is double annual ($4 vs $2). | Free tier limited to 12 rules, exceeding requires $36/year |
Choose ModHeader or tweak?
Choose ModHeader if
- You want simplifies web development and debugging by allowing quick header modifications
- You want helps simulate various user environments and edge cases
Choose tweak if
- Web developers and QA engineers who need to modify headers, redirect requests, or mock API responses while building or testing a web app
- You want edit headers, redirect URLs, and mock APIs locally in Chrome
In-Depth Analysis
ModHeader
Modify HTTP request and response headers directly from your browser for web development and debugging.
ModHeader offers a very fair and generous pricing structure, especially for individual developers.
Watch out
Monthly billing is double annual ($4 vs $2).
Strengths
- Pro: Simplifies web development and debugging by allowing quick header modifications.
- Pro: Helps simulate various user environments and edge cases.
- Pro: Reduces debugging time and potential production bugs.
- Pro: Supports testing of feature flags without code changes.
- Pro: Offers additional tools for header testing and security policy editing.
Weaknesses
- Con: Primarily a browser extension, may not cover all advanced network debugging needs.
- Con: Specific pricing details are not immediately available on the provided pages.
Key features
tweak
Edit headers, redirect URLs, and mock APIs locally in Chrome
The pricing is fair and generous for individual developers, with a free tier that covers basic mocking and a Premium tier at $36/year offering unlimited rules and advanced features.
Watch out
Free tier limited to 12 rules, exceeding requires $36/year
Weaknesses
- Con: Teams needing to intercept traffic outside the browser, tweak only sees requests made from browsers not native or mobile apps
Key features
Plans and prices: ModHeader vs tweak
| Tool | Plans and prices | Source |
|---|---|---|
| ModHeader |
| modheader.com/pricing read Sep 29, 2026 |
| tweak |
| tweak-extension.com/pricing read Oct 22, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on ModHeader pricing and tweak pricing.
Key Takeaways
ModHeader
- Choose if you want modify HTTP request and response headers directly from your browser for web development and debugging
tweak
- Choose if you want edit headers, redirect URLs, and mock APIs locally in Chrome
What the data shows
On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
- Entry prices are not ranked, they are charged on different bases: ModHeader $2/mo, billed monthly; tweak $36/year.
- Both have a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do ModHeader and tweak compare in 2026?
On the data below the two are close or not directly comparable, so we do not name a winner for this pair. Entry prices are not ranked, they are charged on different bases: ModHeader $2/mo, billed monthly; tweak $36/year. Both have a free plan.
What are ModHeader and tweak used for?
ModHeader: Modify HTTP request and response headers directly from your browser for web development and debugging. tweak: Edit headers, redirect URLs, and mock APIs locally in Chrome.
What does ModHeader cost vs tweak?
ModHeader's cheapest paid plan is ModHeader Pro (Annual billing) at $2/mo, billed monthly; it also has a free plan. tweak's cheapest paid plan is Premium at $36/year; it also has a free plan. Prices read on the vendors' pricing pages, latest check Oct 22, 2026.
What's the main difference between ModHeader and tweak?
ModHeader's main strength: simplifies web development and debugging by allowing quick header modifications. tweak focuses on edit headers, redirect URLs, and mock APIs locally in Chrome.