Dangerous Apps in 2026: 10 Types You Should Delete or Avoid

Downloading an app from the Apple App Store or Google Play Store feels safe.

After all, both platforms review apps before they’re published. But that doesn’t mean every app available is trustworthy. Every year, security researchers uncover malicious, deceptive, or privacy-invasive apps that manage to slip through app store reviews before eventually being removed.

In 2026, the biggest risks don’t always come from obvious malware. Many apps are technically legitimate but collect excessive personal data, bombard users with scams, display misleading ads, or trick people into paying for services they don’t need.

If you’re searching for dangerous apps 2026, it’s more useful to learn which types of apps are risky rather than avoid a list of specific app names that could quickly become outdated.

Here are the app categories that security experts say deserve extra caution.

Why Dangerous Apps Still Reach App Stores

Neither Apple nor Google approves apps manually from start to finish.

While both companies combine automated systems with human review and remove apps that violate their policies, millions of apps are submitted every year. Some harmful apps evade detection by hiding malicious behaviour until after installation or by changing functionality through updates.

Security researchers regularly report suspicious apps, and Apple and Google remove many of them after investigations.

However, some remain available for weeks or months before they’re detected.

1. Fake Financial and Investment Apps

One of the fastest-growing threats in recent years has been fraudulent investment apps.

These apps often promise:

• Guaranteed profits
• Cryptocurrency giveaways
• AI trading with “zero risk”
• Unrealistically high daily returns

Some imitate the branding of…