[Case Study] How to Turn a Free Tool Into a Fast-Growing SaaS
Mailtrap is our product and the very popular email testing tool. Check out how we took it from a free prototype to a product with thousands of paying users.
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Product Discovery Tools
We look at four excellent methods for running a successful product discovery process. We explain each of them and suggest which to use (and when).
Last updated August 13, 2025 15 min read
Product Discovery – Why, How, When and many others – answered!
Product Discovery may not be the most talked-about aspect of building products. But it’s a crucial one. Learn WHAT it is, WHY and WHEN you should do it and HOW to do it right!
Last updated March 17, 2023 12 min read
How to Track Income in Google Sheets: Data Validation + Filter Formula
What if you could build an income monitor for your business? Check our hands-on guide on how to do this and validate data in Google Sheets using filter formula
Last updated July 9, 2024 6 min read
