9 Apps That Help People Hide Their Affairs

People are using technology to find love all the time. In the modern age of technology we live in, some really great couples have connected with each other on Tinder or other dating apps. However, where there is some good, there is always some bad too. There are also apps that people are tapping into to hide their affairs. Here are nine such pieces of technology you might want to keep an eye out for.
1. Vaulty: A Disguised Safe for Private Photos and Videos
Vaulty looks like a simple photo gallery app but hides much more than vacation selfies. Users can lock images and videos behind a password, and the app even takes a stealth photo of anyone who tries to break in. It allows cheaters to store evidence of secret relationships away from prying eyes. Because it blends into a phone’s normal appearance, it rarely raises suspicion. If you spot this app on someone’s phone, it could be more than just a place for “private memories.”
2. Telegram: Secret Chats with Self-Destructing Messages
While Telegram is used by millions for everyday chatting, its “Secret Chat” feature makes it one of the top cheating apps. Messages in secret chats can’t be forwarded and automatically delete after a set time. There’s also end-to-end encryption, making it almost impossible to recover deleted messages. Cheaters use it because conversations vanish without a trace. If someone insists on using Telegram exclusively, especially for one-on-one chats, it could be a red flag.
3. Snapchat: Disappearing Messages and Hidden Friends
Snapchat may seem like a harmless app for sharing selfies and filters, but it’s also a notorious cheating app. Since messages disappear once viewed, users can have entire conversations without leaving any record. Snap Map, a location-sharing feature, can also be turned off to hide someone’s movements. The “My Eyes Only” section is a password-protected folder where users can hide compromising snaps. In short, Snapchat gives cheaters multiple ways to avoid getting caught.
4. CoverMe: A Cloak for Calls and Texts
CoverMe offers private texting, calling, and file-sharing features behind a secure PIN. It even provides a second phone number for users who want to separate their private and public lives. Messages and call logs are encrypted and vanish after being read. This makes it nearly impossible for partners to discover ongoing secret relationships. If a phone has CoverMe installed, there’s likely more happening than meets the eye.
5. Calculator Vault: Hiding Secrets in Plain Sight
This app looks and works like a normal calculator—until you type in the secret code. Once the password is entered, Calculator Vault opens up a hidden vault of private files, messages, and contacts. Cheaters use it to disguise photos, videos, and even browsing history. The stealthy design makes it ideal for hiding an affair from a suspicious partner. If someone’s calculator app looks suspicious or is locked, it might not be used for math at all.
6. WhatsApp: Encrypted Chats That Stay Off the Radar
WhatsApp is one of the world’s most popular messaging platforms, and its end-to-end encryption is part of the reason cheaters love it. Messages, calls, and media files are secured, and archived conversations can be hidden with ease. Users can also delete sent messages “for everyone,” wiping evidence from both ends. With custom notifications and muted chats, it’s easy to keep things low-key. While it’s not built for secrecy, it’s often used that way.
7. Signal: High-Security Messaging With Vanishing Evidence
Signal has become the go-to app for those who value privacy—or want to hide something. Messages are encrypted, can be set to disappear, and leave minimal metadata behind. The app doesn’t store user information, making it almost impossible to trace communications. It’s widely praised for privacy, but that same feature attracts cheaters who want to cover their tracks. If someone is suddenly switching to Signal without a clear reason, it’s worth questioning.
8. Facebook Messenger: Secret Conversations Most Don’t Know Exist
Many people don’t realize that Facebook Messenger includes a “Secret Conversation” option. This feature uses encryption and allows users to set self-destruct timers for each message. Messages in secret conversations don’t appear in the regular inbox and are not backed up. This dual messaging system allows users to appear open while hiding an affair in the background. If someone spends a lot of time on Messenger but claims they’re “just scrolling,” you might want to dig deeper.
9. Line: Disguised Messaging with Hidden Chats
Line offers features that are common in cheating apps, such as hidden chats, password protection, and notification masking. Its “Keep” function allows users to save secret content that’s easy to access later but invisible to others. The app also lets people send messages that disappear after being read. With its clean interface and wide popularity overseas, it often flies under the radar. If your partner is using Line but doesn’t talk about it, that silence could speak volumes.
Technology Can Be a Tool—or a Weapon in Disguise
While everyone deserves their privacy, your partner shouldn’t be using these apps to pull the wool over your eyes. Unfortunately, these tools have made deception easier than ever, but being able to recognize the apps for what they are (and when there are red flags) will help you figure out what’s really going on. Don’t be afraid to ask questions and get answers for yourself. Modern relationships need digital transparency. So, stick up for yourself and get to the bottom of what’s going on. It’ll help you avoid major heartache.
Have you ever spotted one of these apps on someone’s phone? What do you think counts as crossing the line in the digital age? Share your thoughts in the comments.
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Drew Blankenship is a former Porsche technician who writes and develops content full-time. He lives in North Carolina, where he enjoys spending time with his wife and two children. While Drew no longer gets his hands dirty modifying Porsches, he still loves motorsport and avidly watches Formula 1.