Comparison

Invisure vs FlooMic

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

Head to head
About

Invisure

Encrypt sensitive messages with military-grade security using a simple interface. Protect personal details, financial information, and private conversations with AES-256-GCM encryption and password protection. Your privacy is paramount with zero data storage and no account required.

Highlights
  • AES-256-GCM encryption
  • Password-based security
  • Zero data storage
  • No account required
  • Auto-clear sensitive data
  • Dark mode support
Features
Read full description

Invisure: Secure Message Encryption Invisure puts military-grade encryption in your hands with a simple, elegant interface designed for maximum privacy and security. When you need to share sensitive information, Invisure ensures your data remains protected. Powerful Security, Simple to Use Encrypt any message with AES-256-GCM encryption - the same standard trusted by governments and financial institutions worldwide. Just type your message, set a password, and encrypt with a single tap. Share the encrypted text through any communication channel while keeping your information completely secure. Your Privacy Comes First Invisure is built with privacy at its core: • Zero data storage - nothing is ever saved to our servers • No account required - use the app instantly with no sign-up • No tracking or analytics - your usage remains completely private • Auto-clear feature removes sensitive data after viewing Perfect for Sharing Sensitive Information Invisure makes it safe to share: • Personal details and identification numbers • Financial information and account credentials • Business plans and confidential notes • Private messages and sensitive conversations • Access codes and passwords How It Works 1. Enter the text you want to encrypt 2. Create a password to secure your message 3. Tap "Encrypt" to convert your message to secure encrypted text 4. Share the encrypted text through any app or platform 5. Provide the password separately to your recipient 6. They use Invisure to decrypt your message securely Key Features • Military-grade AES-256-GCM encryption • Password-based key derivation with 10,000 rounds • Customizable auto-clear timeout (1-5 minutes) • Clean interface with dark mode support • Copy and share options for encrypted text • One-tap clipboard access for convenience • Complete privacy with zero data collection Technical Security Details Invisure uses sophisticated cryptographic techniques to ensure maximum security: • AES-256-GCM provides both confidentiality and authentication • PBKDF2 with HMAC-SHA256 for secure key derivation • Unique random salt for each encryption operation • Authentication tags to verify message integrity • All cryptographic operations performed locally on your device Designed for Privacy We believe privacy is a fundamental right. Invisure is designed to leave no trace of your sensitive communications: • All operations happen entirely on your device • Messages are only held temporarily in device memory • Data is automatically cleared when switching screens • No logs or backups of your messages are ever created Invisure is the perfect solution when you need to share sensitive information but don't want to compromise on security or privacy. Simple, powerful encryption for everyone. Privacy Policy link: https://lithium.is/privacy-policy/ Terms of Use (EULA) link: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

FlooMic

Features
Read full description

Works with the FlooGoo FMA120 to broadcast your phone’s microphone over Auracast™. Getting started On a PC, set your FMA120 to Broadcast mode. Connect it to your phone using a USB-C–to–USB-A OTG adapter (or a USB camera adapter for older phones). Open the app, allow microphone access, and start broadcasting.

Screenshots

Invisure4 screens
FlooMic2 screens

Verdict

The call

The clearest difference is in-app purchases: FlooMic at none against Invisure's 1. FlooMic also leads on update cadence (every 2 days vs every 2 weeks) and device support (3 vs 1). On price and ads 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

Both are free to download. Invisure sells 1 in-app purchase, starting at $0.99 per month. FlooMic asks for nothing beyond the download.

UpkeepUpdate frequency

Invisure ships an update every 2 weeks, FlooMic every 2 days. The most recent releases landed on October 24, 2026 and October 6, 2026 respectively.

Scorecard4 real differences · 5 level
Invisure versus FlooMic: the parameters behind the verdict, then further details
ParameterInvisureFlooMic
PriceFreeFree
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 2 weeksEvery 2 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS18.415.6 — better
Further details — not scored
Size1 MB2 MB
Age rating4+4+
DeveloperLithium ehfRADIOWORKS MICROELECTRONICS PTY LTD

In-app purchases

1 purchases

Invisure

Subscriptions1
  • Unlimited Decryptions$0.991 Month
None

FlooMic

No in-app purchases

Questions

Is Invisure free?
Invisure is free to download, with in-app purchases available.
Is FlooMic free?
FlooMic is free to download, with no in-app purchases.
Do Invisure or FlooMic have ads?
Neither Invisure nor FlooMic shows ads.
Which is updated more often, Invisure or FlooMic?
Invisure ships an update every 2 weeks, and FlooMic every 2 days. Most recently, Invisure was updated on October 24, 2026 and FlooMic on October 6, 2026.

Other comparisons