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Project Euler is a series of challenging mathematical/computer programming problems that will...

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Web- and IMAP-based email service. 2GB cost 1€/month.

Which is more popular?
Based on our record, Project Euler seems to be a lot more popular than Posteo. While we know about 415 links to Project Euler, we've tracked only 16 mentions of Posteo.
Website, pricing, platforms and company facts side by side.
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| Website | projecteuler.net | posteo.de |
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What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Individuals seeking a privacy-focused, ad-free email service; users who prioritize environmentally friendly companies; those who prefer a straightforward and reliable email provider with robust security features.
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How often each product is chosen within a category, 0–100% relative to the other.


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External articles and on-site reviews we used to compare the two products.


Project Euler provides a large collection of challenges in the domain of computer science and mathematics. The challenges typically involve writing a small program to figure out the solution to a clever mathematical...
If you are studying algorithms and computer programming, chances are you’ve heard of Project Euler. A collection of mathematical problems made for problem solvers who are interested to combine mathematics and...
Posteo is a privacy-focused, open-source email service based in Germany. It offers an inbox with 2GB of storage, a calendar app, and an address book all in one. Posteo is mainly focused on email privacy, message...
In a major blow to email privacy, a court ruled in 2019 that the private email provider Posteo can be forced to log user IP addresses for government agencies. Of course, this paves the way to even more logging and the...
Use Fastmail, Posteo, Mailbox, or any similar service where you actually pay $1-$3 per month and in return get a completely ad-free spam-free wonderful email experience.
Recommendations tracked on public social media and blogs since March 2021.


Let's hope this is going to help me solve some more Project Euler [1] problems! [1] https://projecteuler.net/. - Source: Hacker News / 4 months ago
Https://projecteuler.net/ for "Thinker" brain food. (it still has the issue of not being a pragmatic use of time, but there are plenty interesting enough questions which it at least helps). - Source: Hacker News / 7 months ago
I have a Project Euler (https://projecteuler.net/) account. Though I do not register at all on the leader board I will sometimes work obsessively on a problem just to make one of the level icons light up for me. There is not really... - Source: Hacker News / 9 months ago
> Not sure where to look now. Maybe take a look at https://posteo.de/en. - Source: Hacker News / 12 months ago
Ah, whoops, based on that logo, I mistook this for a "Version 2" release of the venerable https://posteo.de/en What advantages does this have over just running RoundCube myself? The things listed on the pricing page seem fairly superficial. - Source: Hacker News / over 3 years ago
I have been using https://posteo.de/en from many years now. They are ad free, secure and an affordable alternative. Their web interface is poor but not a problem for me as I use email clients on all my devices. - Source: Hacker News / almost 4 years ago
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