Comparison

StealthOp vs DevCipher

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

StealthOp

This app allows you to hide encrypted text messages and images within seemingly normal text. It uses advanced zero-width character technology and military-grade encryption to ensure your communications are invisible and secure.

Highlights
  • Hide encrypted text messages
  • Embed encrypted images in text
  • Zero-width character steganography
  • RSA 2048-bit encryption
  • Dual contact system with QR key exchange
  • Automatic detection of hidden content
  • End-to-end encryption
Features
Read full description

StealthOps - Invisible Secure Messaging StealthOps is an advanced steganography app that allows you to hide encrypted messages and images inside normal-looking text using cutting-edge zero-width character technology. Your secret communications remain completely invisible to anyone without the proper decryption keys. What It Does StealthOps transforms ordinary text like "Hey, how's your day going? Hope you're doing well!" into the exact same looking text that secretly contains hidden encrypted content. The text appears identical, but contains a hidden encrypted message or image that only the intended recipient can reveal. How It Works Zero-Width Steganography: Uses invisible Unicode characters (zero-width spaces, joiners, etc.) to embed data. The hidden content is completely invisible to the human eye and text appears normal in any messaging app, email, or social media. Can be copied, pasted, and shared like regular text. Military-Grade Encryption: RSA 2048-bit encryption protects all hidden content. Public/Private key pairs ensure only intended recipients can decrypt. Each contact has unique encryption keys for maximum security. Messages are encrypted before being hidden in the text. Dual Contact System: Sender Contacts are people who can send you encrypted messages. Receiver Contacts are people you can send encrypted messages to. Easy QR code sharing for exchanging public keys with automatic key management and validation. Key Features Hidden Text Messages: Encrypt secret text inside innocent-looking messages. Perfect for sensitive communications that need to appear normal. Supports any length of hidden content. Hidden Image Encryption: Hide entire images inside plain text messages. Images are compressed, encrypted, and embedded invisibly. Share photos securely without anyone knowing. Contact Management: Add contacts by scanning QR codes or importing public keys. Visual indicators show contact types with secure key exchange process. Smart Detection: Automatically detects if received text contains hidden content. Identifies whether hidden content is text or images with one-tap decryption and viewing. Modern Interface: Clean, intuitive design with dark mode support. Segmented tabs for sent/received content. Real-time encryption status indicators and haptic feedback. Security Features End-to-End Encryption ensures messages are encrypted on your device before hiding. Zero Knowledge means the app never stores or transmits your private keys. Plausible Deniability makes hidden messages completely undetectable. Forward Secrecy uses unique key pairs for each contact. Tamper Detection safely rejects invalid or corrupted hidden content. How to Use Setup: Add contacts by scanning QR codes or importing public keys. Share your key by generating and sharing your public key via QR code. Verify keys to confirm key exchange with your contacts. Sending: Select a receiver contact, enter your secret message or select an image, add innocent-looking cover text, then encrypt and share the normal-looking text anywhere. Receiving: Paste suspicious text into the decode screen, select the sender contact for decryption, tap decode to reveal hidden content, then view the secret message or image. Privacy & Security No Cloud Storage keeps all data on your device. No Analytics means zero telemetry or user tracking. Offline Capable works without internet connectivity. Secure Deletion properly cleans up sensitive data. StealthOps represents the cutting edge of digital steganography, combining advanced Unicode manipulation techniques, robust cryptographic implementations, user-friendly interface design, and cross-platform text compatibility. The app makes military-grade steganography accessible to everyone while maintaining the highest security standards. StealthOps: Where your secrets become invisible.

About

DevCipher

Features
Read full description

DevCipher is a minimalist, ready-to-use encryption and decryption toolkit designed specifically for developers. It integrates industry-standard hash calculations, symmetric encryption, asymmetric encryption, digital signatures, and common encoding/decoding functions to solve fragmented data security needs in daily development and debugging. Core Features: - Hash Calculation: Supports MD5, SHA-1, SHA-256, SM3, and more for quick text digest generation. - Symmetric Cipher: Supports AES, DES, 3DES, SM4 with various block modes and padding options. - **Asymmetric Cipher: Supports RSA and SM2 for secure encryption, decryption, and digital signing. - **Encoding Tools: High-performance Base64 converter, URL encode/decode, and Bcrypt validation. - Premium Experience: Built with native SwiftUI, supports Dark Mode, and fully optimized for iPhone and iPad. - Privacy First: All operations are performed strictly locally. No data is ever collected or uploaded. [Protocol Description] End User Software Usage Terms https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Use https://www.sharezer.com/app/agreement/TermsofUse.html Privacy Policy https://www.sharezer.com/app/agreement/PrivacyPolicy.html

Screenshots

StealthOp4 screens
DevCipher4 screens

Verdict

The call

The clearest difference is price: StealthOp at Free against DevCipher's $1.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

StealthOp is free to download; DevCipher costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 8 level
StealthOp versus DevCipher: the parameters behind the verdict, then further details
ParameterStealthOpDevCipher
PriceFree — better$1.99
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequency—Every 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.016.0 — better
Further details — not scored
Size1 MB3 MB
Age rating4+4+
DeveloperGrey LLC少泽 梁

In-app purchases

None

StealthOp

No in-app purchases

None

DevCipher

No in-app purchases

Questions

Is StealthOp free?
StealthOp is free to download, with no in-app purchases.
Is DevCipher free?
DevCipher costs $1.99, with no in-app purchases.
Do StealthOp or DevCipher have ads?
Neither StealthOp nor DevCipher shows ads.

Other comparisons