Get the Message? Of Ghosting, Dry Texting, and Left on Read Have you ever heard someone say they were “ghosted” and had no idea what it means? Or are you unsure what “dry texting” and being “left on read” is? In this blog post, we explain some common Internet ...

Get the message? Ghosting, dry texting, and “left on read” eggsplained. 🪺 threema.com/bp/internet-...

Why There’s No Such Thing as a Threema User Account Several recent news reports have sparked discussion in the IT community and raised questions among some of our users. One topic is the view that paid online services are incompatible with anonymity – ...

👤 There’s no such thing as a Threema user account.

Recent news reports about anonymity in paid online services and account hijacking illustrate why: threema.com/bp/downside-...

Online Ads and Data Privacy Meta recently announced that WhatsApp will start to show ads to its users. We wanted to outline why online ads and data privacy are fundamentally incompatible, but as it turns out, WhatsApp beat us to...

😤 WhatsApp in 2012: “Companies know literally everything about you, your friends, your interests, and they use it all to sell ads.”

🤑 WhatsApp now: “We’re introducing […] ads […] to help you find […] products you’re interested in.”

threema.com/bp/online-ad...

A yellow post-it note that says "There's no freedom without privacy"

Take note

Privacy isn’t a feature, it’s a right.

Threema and IBM Research: Collaboration for a Quantum-Secure Future We are joining forces with IBM’s renowned research division to implement post-quantum cryptography in Threema. This collaboration will further strengthen Threema’s exceptional security standards, ensu...

We’re joining forces with IBM Research to implement post-quantum cryptography in Threema. 🤝 threema.com/bp/quantum-s...

PSA: On February 25, 2026, between 4:00 and 6:00 a.m. CET, we will perform maintenance on our servers. During this time, the Threema apps and the web client will have limited availability.

Security Doesn’t Equal Privacy When it comes to data protection on the Internet, security and privacy are often mentioned in the same breath. However, the two terms are not synonymous. We explain the differences.

Security and privacy often go hand in hand, but they’re not the same. threema.com/bp/security-...

A Privacy Quiz to Celebrate Data Privacy Day Today is Data Privacy Day! Are you up to speed when it comes to online privacy? Put your knowledge to the test, and take the privacy quiz in the Threema Channel.

Why is mass surveillance a bad idea❓ What is anonymity on the Internet good for❓ Why do tech corporations offer their online services free of charge❓

To celebrate today’s Data Privacy Day, we’ve set up a privacy quiz in the Threema Channel: threema.com/bp/dpd26

Where there’s transparency, there’s no need for trust.

threema.ch/open-source

How late is too late to send New Year’s greetings?

Today is the first #DigitalIndependenceDay. 🙌

This initiative encourages Internet users to question their reliance on Big Tech platforms and consider privacy-respecting alternatives. www.euractiv.com/news/german-...

Here’s to 2026, more privacy, and less surveillance. 🎉✨

At Christmas, typing less is more. ✨

People who send voice messages are:
a) In a hurry
b) Talkative
c) Slow at typing
d) Ranting
e) All of the above

Thank you!🫶

Thanks for your kind words, happy to hear you like the app! 🥰

Thank you for your continued support, Jan! 💚

Illustration celebrating Threema’s 13th birthday, featuring the number 13, sparklers, and raised glasses on a dark green background.

Gangnam Style was all the rage, influencers weren’t a thing, and iPhones still had a headphone jack…

13 years ago today, Threema hit the App Store for the first time! 🎉

Without privacy, there’s no dignity.

On WhatsApp’s Recent Data Leak This week, various media outlets reported that WhatsApp exposed user data on a massive scale. Some called it the “largest data leak in history,” others said the situation to be worse than one might th...

Is the recent WhatsApp incident the largest data leak in history? Here’s our take: threema.com/bp/whatsapp-...

Gegen Online-Überwachung, für digitale Integrität Mit der Bewegung rund um «digitale Integrität» formiert sich Widerstand gegen die zunehmende Überwachung im Internet und die damit einhergehende Aufweichung unserer Privatsphäre. In der Schweiz hat si...

Online-Überwachung nimmt zu – der Widerstand dagegen auch! Nächste Woche stimmt mit Zürich der dritte Schweizer Kanton über «digitale Integrität» ab. 🇨🇭🗳️ threema.com/de/blog/digi...

Retro computer pop-up window with two buttons – ‘Accept all’ and ‘No way!’ – and a pixelated cursor clicking ‘No way!’

When being anti means you’re a pro

Write a privacy horror story in three words. We’ll start:

Internet without anonymity.

“I have nothing to hide”: Why Privacy Matters Does this statement make your hair stand on end? Unfortunately, the “nothing to hide” argument has persisted for far too long and often prevents any constructive discussion about privacy protection on...

It’s high time to debunk the “nothing to hide” argument once and for all: threema.com/bp/i-have-no...

If you don’t respect your privacy, you don’t respect yourself.

To protect privacy, protect encryption. 🔒 #GlobalEncryptionDay

FYI, Threema does not rely on a cloud hosting service owned by Big Tech (such as AWS). We run our own servers in two high-security data centers here in Switzerland.

You don’t need a reason to protect your privacy.

It looks like the EU won’t put an end to end-to-end encryption (for now)! ✊