One of the hardest tasks as a startup founder is to hire the next set of leaders. Last year, I faced the challenge to more than double our headcount at my company Passbase to more than 30 FTEs in the midst of a pandemic. …


How a founder peer group can help you scale your company and become a better founder

Founding a startup is an incredible rewarding experience, but also tough and challenging in many situations. It is hard, tiring and often compared to running a marathon. …


How we worked to build online trust through 2020 and the COVID-19 pandemic and a sneak peek of what’s to come

This year, we have achieved many accomplishments here at Passbase. We doubled our team, grew our client base tenfold and launched many exciting features for our developer community and clients. …


By Mathias Klenk, the founder of Passbase

The Internet is a playground — one that has enabled some of the biggest innovations across recent decades. With the ability to access a number of products and services instantly from any connected device, it’s no wonder it has become a mainstay of most households and businesses around the globe.

Why decentralization still matters.


We at www.passbase.com are building a more privacy-centric user identification

On January 21st, Google was fined $57M for breaching Europe’s stringent new data privacy regulations, GDPR. …


We at www.passbase.com trying to solve digital identity on a decentralized system

And why we at passbase think a decentralized approach is a necessity

Our team was recently introduced to one of Google’s earliest investors as a potential business angel. He reviewed our company overview and gave us his perspective on the digital identity space:

I don’t see how you have enough moat against Google, MSFT, Amazon, Facebook, etc doing the same thing.

This…


It is our pleasure to announce that Coinance’s portfolio management features have launched on Android! Coinance users on Android and iOS will now be able to connect their Binance, Bitfinex, Coinbase, GDAX, Kraken and Poloniex wallets (with more on the way). Users can also manually add coins in case they are in cold storage or are held on a currently unsupported exchange.

Over the next few weeks we will be integrating more exchanges including Gemini, Bitstamp and Bittrex. We love to hear from our amazing users so please feel free to contact us via Telegram, email, or in the comments below if you have have feedback. We have some amazing new developments including a new website on the way, so stay tuned!


It’s our great pleasure to officially announce the launch of Coinance on iPad. We are very happy to enable even more Apple users to effectively manage their portfolio, track the crypto market, read crypto news, and stay up-to-date on more devices.

Besides that our team has been hard at work…


It is a great pleasure for me to announce our second big feature update and more important finally the Android Version. We are super excited to support Coinance now for even more users! …


In our latest update, we have implemented an exciting new feature where users can connect their exchanges with us. Many users who hear this, might be concerned about the security of this feature and heard news about API key hacks / scams in cryptocurrency Apps over the last few months…

Mathias J. Klenk

Co-Founder at Passbase | Angel Investor

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store