
Day One
Journey
Evernote
RedNotebook
OneNote
Laverna
Notezilla
Keep all of your thoughts in one place using Penzu. The app is similar to a journal that you might write in but with a few modern touches that allow you to do everything from sending messages to decorating the pages.

Bugcrowd
HackerOne
Intigriti
YesWeHack
Bug Bounty Hunt
Probe.ly
PentestHero.io
Expert bug bounty and crowdsourced audit platfrom for crypto projects

Which is more popular?
Based on our record, HackenProof should be more popular than Penzu. It has been mentioned 6 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | penzu.com | hackenproof.com |
| Pricing | — | |
| Platforms | — | |
| Company | — | 2017 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Penzu yet.
HackenProof is a leading bug bounty platform in the web3 space. HackenProof’s primary aim is to offer crowdsourced services such as bug bounty programs, smart contract contests
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Penzu is recommended for users who value privacy in their journaling, prefer a simple and straightforward user interface, and want a digital platform that allows easy access across multiple devices. It's particularly suited for individuals who are keen on maintaining a consistent journaling practice without the need for complex features.
No analysis of HackenProof yet.
Walkthroughs and reviews on video.
Penzu How It Works
More videos
Crowdsourced Security of Web3 Projects by Dmytro Matviiv
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Penzu and HackenProof. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Writing a journal entry in Penzu is much like writing a blog post in WordPress, with a WYSIWYG (What You See Is What You Get) interface, complete with a text formatting toolbar. So why not just use Word, WordPress, or...
If you’re looking for security for a more private journal, then Penzu is your best bet. Whether you’re keeping a bullet journal, dream journal, or you’re looking for a food journal app, this has a straightforward user...
Based on the data provided above, we see that HackenProof is the most transparent platform providing full information about the bugs found and rewards paid to researchers and, compared to other top European platforms,...
Recommendations tracked on public social media and blogs since March 2021.


- Penzu is an online journal site that can only be accessed with the proper password. Keep a record of abuse on Penzu, and wipe all mention of the site from your browser history. Source: almost 4 years ago
HackenProof – Hackenproof is Hacken’s bug hunting program. Hacken is a leading name in Web3 security, and just like Immunefy, Hackenproof offers huge bounties and is associated with big orgs like FTX and CoinGecko. - Source: dev.to / almost 4 years ago
Also the domain registration, the website and twitter account were relatively recently created. Another strange thing is that their domain name hackenproof dot com was registered on 20 Aug 2017 and magically "all" their "testimonials"... Source: over 4 years ago
The best way for projects is a bug bounty platform with triage service. The best way for hackers is web3. For instance, hackenproof.com - a bug bounty platform for crypto projects with own triage service. Source: over 4 years ago
When comparing Penzu and HackenProof, you can also consider the following products.

A simple journal application for the Mac, iPhone, and iPad. AboutTo learn more about Day One, see these two excellent reviews . PublishPublish is not available in Day One 2.
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Harness the largest pool of curated and ranked security researchers to run the most efficient bug bounty and penetration tests
Compare Bugcrowd to Penzu or HackenProof:


HackerOne provides a platform designed to streamline vulnerability coordination and bug bounty program by enlisting hackers.
Compare HackerOne to Penzu or HackenProof:

Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.
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Intigriti is the trusted leader in crowdsourced security, empowering the world’s largest organizations to find and fix vulnerabilities before cybercriminals can exploit them.
Compare Intigriti to Penzu or HackenProof: