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Rheono vs Hacktron: a pentest without source access, or a white-box pentest from your code

Verdict

Rheono wins when you want the running web app and its API attacked from outside, the way an attacker sees them, at a flat monthly price per surface and without handing over source code: €99 for one full pentest a month, €499 for continuous coverage.

What Hacktron is

Hacktron sells three AI security products. Hacktron Review reads every pull request with full-codebase context and validates findings for exploitability before reporting them. Hacktron Whitebox is a white-box penetration test of a defined application. Hacktron Red is continuous red teaming for the whole organisation, from exposed domains and APIs to identity providers, SaaS providers and the supply chain, with researchers directing the agents.

The Whitebox pentest starts from source access: you define the repositories, services and user flows in scope. Hacktron says it is built for web, mobile, backend, API, CLI and native codebases, that security researchers validate the findings, and that most teams get a report within 5 days, with an attestation letter on request. Its documentation adds that a pentest also uses target URLs and access instructions, shows its dynamic testing actions, runs on shared organization credits, and includes one free retest per scan.

Hacktron's pricing section publishes one price: a Pro plan from $40 per developer a month, with 50 pull requests per developer and $1 for each additional one. Enterprise is custom, and the Whitebox pentest has no published price. There is a 14-day free trial without a credit card, and the PR review bot is free for qualifying open source projects.

What Hacktron does better

Security inside code review. Hacktron Review checks every pull request in GitHub, GitLab, Bitbucket or Azure DevOps and reports the findings it has validated, before the change ships. Rheono's code-assisted add-on reads each release diff, and per-PR review is still in development.

Reach beyond one app. Hacktron Red tests an organisation's exposed domains, identity setup, SaaS providers and supply chain. Rheono tests external web apps and APIs you authorize, priced per surface.

Codebases Rheono does not test. The Whitebox pentest covers mobile, CLI and native code as well as web and API code. Rheono's scope is external web apps and APIs, and mobile binaries are out of it.

Where Rheono differs

No source code needed. Rheono's agents work on the running web app and API from outside, with the test accounts you provide, which is the view an attacker has. A finding counts only when the exploit works against the live system. Hacktron's Whitebox pentest starts from source access. With repo access, a code-assisted add-on reads each release diff for data-flow and auth issues, as a flat add-on agreed in writing.

One flat price per surface. Starter is €99 a month for one full pentest a month on one web app and its API. Growth, at €499 a month, runs a pentest after each release you approve, with light monitoring between releases, and more pentests do not raise the bill. Hacktron's Pro plan is priced per developer, with $1 for each pull request beyond 50 per developer, and its Whitebox pentests run on credits whose price is not published.

Scope in writing before the first request. You prove you own the domain with a DNS TXT record or a well-known file, then sign an authorization with rules of engagement: hosts, techniques, rate limits, no-gos and a contact. It is valid for 90 days, and the agents only talk to the hosts it names.

Three checks behind every finding. The agent that finds a flaw proves it once. A separate validator, which never saw that work, tries to break the proof in its own session, and a scripted replay reruns the exploit where the bug class allows. The signatory reviews the result and signs the report with an advanced electronic signature, with NIS2 / ISO 27001-ready evidence mapping. The sample report shows one finding end to end.

A European vendor. Rheono is run from Germany, stores customer data in the EU, signs a DPA under Art. 28 GDPR and bills in euros.

Side-by-side

DimensionRheonoHacktron
What you buy[1]A pentest of one live web app and its APIAI review of each pull request, white-box pentests from source, continuous red teaming
Starting point[2][3]The running app and API, with your test accounts; source code only with the code-assisted add-onSource access to the repos, services and user flows in scope, plus target URLs
Published price[1]€99/month (Starter), €499/month (Growth), per surfacePro from $40 per developer a month (50 PRs each, then $1 per PR); Whitebox price not published; Enterprise custom
Pentest delivery[2]Starter: one full pentest a month. Growth and above: after each approved releaseReport within 5 days for most teams; attestation letter on request
Retests[3]Starter: retest of fixed findings. Growth and above: unlimited on the surfaceOne free retest per white-box scan
Who checks findings[2]A separate validator, a scripted replay where possible, and a named signatorySecurity researchers validate the findings
Free start[1][5]A free read-only check of the live site; the first 14 days of Growth are free14-day free trial without a credit card; PR review free for qualifying open source

We only state what we can source. For Hacktron's current offer and prices, see their site.

Who Rheono is for

A company that ships a web app or API and wants proof of what an attacker can do to the running system, at a flat monthly price per surface, with a signed report for customers and auditors. It runs next to whatever reviews your code, Hacktron included.

FAQ

How much does Hacktron cost?
Hacktron publishes a Pro plan from $40 per developer a month, which includes 50 pull requests per developer and charges $1 for each additional one. Enterprise is custom, and the white-box pentest has no published price; its documentation says scans run on organization credits. Rheono is €99 a month for Starter and €499 a month for continuous Growth, per surface.
Does Rheono need my source code?
No. The agents test the running web app and API from outside, with the test accounts you provide. With repo access, a code-assisted add-on reads each release diff for data-flow and auth issues and puts file:line in the finding. It is a flat add-on agreed in writing.
Can Hacktron and Rheono run side by side?
Yes. Hacktron Review checks each change before it merges, and Rheono attacks the release on the live system with your test accounts and signs the report.
Does Rheono review pull requests?
Not yet. Per-PR review is in development. Today the code-assisted add-on reads each release diff, and on Growth and above your pipeline can start a pentest after a release you approve.
What does Rheono need before the first pentest?
Proof that you own the domain (a DNS TXT record or a well-known file), a signed authorization with rules of engagement, and test accounts if the agents should test behind the login.

Sources

Facts about other companies come from these pages, read on the date shown. Prices and plans change; check the page before you buy.

  1. [1]Hacktron, homepage and pricing · read 2026-10-30
  2. [2]Hacktron, Whitebox pentests · read 2026-10-30
  3. [3]Hacktron docs, white-box pentest overview · read 2026-10-30
  4. [4]Hacktron, Red · read 2026-10-30
  5. [5]Hacktron, open source program · read 2026-10-30

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