Comparison

Greenbox Safe vs Crypto Key

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

Head to head
About

Greenbox Safe

Features
Read full description

Greenbox Safe is your personal encrypted vault β€” a secure place to store passwords, notes, documents, photos, IDs, and sensitive information without relying on any external server. Your data is fully encrypted on your device and only leaves your device in encrypted form. You can sync the encrypted vault file privately using iCloud or Google Drive, giving you complete control over your privacy. Key Features: β€’ Zero-knowledge architecture β€” only you can decrypt your vault β€’ Encrypted storage for passwords, notes, files, documents, and images β€’ Fast unlock using Face ID, Touch ID, or a master passcode β€’ Private offline mode β€” nothing is uploaded unless you choose β€’ Cloud Sync via iCloud or Google Drive (encrypted, zero-trust) β€’ No servers, no analytics, no tracking, no ads β€’ Import/Export vault files securely β€’ Designed for speed, simplicity, and total privacy Why Greenbox Safe? Most β€œpassword apps” and β€œvault apps” store your data on their servers. Greenbox Safe gives you real ownership β€” your encryption keys never leave your device, and only you hold the master key. Your data stays yours. Always.

About

Crypto Key

Features
Read full description

【Encryption Key】is a secure key management application designed to protect your sensitive data with local encryption technology. **Local Encryption** All data is encrypted and stored locally on your device using industry-standard encryption algorithms. Your keys and credentials remain under your control. **Password Generation** Create strong, random passwords with customizable length and character types. Generated passwords can be copied directly for immediate use. **Secure Export** Export your encrypted keys to backup files safely. Exported data remains protected and requires proper credentials to access. **Biometric Lock Simulation** Simulate biometric authentication for additional security layers. This feature demonstrates lock mechanism patterns for educational purposes. All processing occurs locally on your device. No data is transmitted to external servers, ensuring your sensitive information stays private and under your control. Premium Account Pricing and Terms $ 4.99/week* $ 39.99/year* *Prices shown are in U.S. dollars; actual charges may be converted to your local currency. Payment will be charged to your iTunes account at confirmation of purchase. Subscriptions automatically renew unless auto-renewal is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period, and the renewal cost will be provided. Subscriptions can be managed by the user. Turning off auto-renewal may be done by going to your account settings after purchase. Cancellation of the current subscription is not allowed during the active subscription period. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://wyygrace.xyz/jiamimiyao/privacy.html

Screenshots

Greenbox Safe3 screens
Crypto Key3 screens

Verdict

The call

The clearest difference is in-app purchases: Crypto Key at none against Greenbox Safe's 3. Greenbox Safe's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Greenbox Safe sells 3 in-app purchases, starting at $4.99 per month. Crypto Key asks for nothing beyond the download.

Scorecard2 real differences Β· 4 level
Greenbox Safe versus Crypto Key: the parameters behind the verdict, then further details
ParameterGreenbox SafeCrypto Key
PriceFreeFree
Update frequencyEvery 3 weeksβ€”
AdsNoNo
In-app purchasesYesNo β€” better
DevicesiPhone, iPad, iPod β€” betteriPhone
Requires iOS15.6 β€” better16.0
Further details β€” not scored
Size45 MB3 MB
Age rating4+4+
DeveloperDiscus ITORIENT VISION SHIPPING LIMITED

In-app purchases

3 purchases

Greenbox Safe

Subscriptions2
  • Greenbox Premium (Monthly)$4.991 Month
  • Greenbox Premium (Yearly)$49.991 Year
One-time1
  • Greenbox Lifetime$199.99
None

Crypto Key

No in-app purchases

Questions

Is Greenbox Safe free?
Greenbox Safe is free to download, with in-app purchases available.
Is Crypto Key free?
Crypto Key is free to download, with no in-app purchases.
Do Greenbox Safe or Crypto Key have ads?
Neither Greenbox Safe nor Crypto Key shows ads.

Other comparisons