Comparison

BETA Smart vs Underlayer

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

Head to head
About

BETA Smart

Features
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Take control with BETA Smart, the official app for BETA smart devices. Designed for simplicity, reliability, and security, it puts your home and connected systems at your fingertips. Smart Control: Control and manage your devices directly from your phone. Remote Access: Stay connected and in control anytime, anywhere. Automation & Scheduling: Set routines and timers that work around your lifestyle. Alerts: Receive notifications on device activity and status. Family Sharing: Give access to multiple users with just a few taps.

About

Underlayer

Features
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UNDERLAYER - STEGANOGRAPHY MADE SIMPLE Transform ordinary images into secret carriers. Hide confidential messages invisibly within photos and share them through any messenger without raising suspicion. KEY FEATURES: HIDE SECRETS • Embed text messages invisibly into any image • Two encoding modes: Hidden (invisible pixels) and Open (colored frame) • Open mode survives messenger compression (Telegram, WhatsApp, etc.) • Share processed images directly or save to gallery REVEAL MESSAGES • Extract hidden text from steganographic images • Automatic detection of encoding method • Works with images received through messengers • Share intent support - open images directly from gallery WHY UNDERLAYER? • Simple & Intuitive - No cryptography knowledge required • Messenger-Friendly - Open mode designed for compressed sharing • Privacy First - All processing happens locally on your device • Universal - Works with JPG, PNG, WebP formats • No Account Required - Start using immediately USE CASES • Private communication through public channels • Watermarking images with hidden ownership data • Secure note-taking in plain sight • Educational tool for learning steganography • Fun way to send secret messages to friends SECURITY & PRIVACY • No internet connection required for processing • Your messages never leave your device • No data collection or tracking • Complete control over your secrets PREMIUM FEATURES • No banner ads at the bottom • No interstitial ad interruptions • Process unlimited images without ad breaks HOW IT WORKS 1. Select any image from your gallery 2. Enter your secret message 3. Choose encoding mode (Hidden or Open) 4. App embeds message into image pixels 5. Share through messengers or save locally 6. Recipient opens image in Underlayer to reveal message ENCODING MODES EXPLAINED HIDDEN MODE • Message embedded invisibly in image pixels • Completely undetectable to human eye • Best for uncompressed image sharing • Lost when image is compressed by messengers OPEN MODE • Message encoded as colored frame border • Visible as decorative edge around image • Survives Telegram, WhatsApp compression • Recommended for messenger sharing INTERNATIONAL • Available in English and Russian • More languages coming soon • Automatic language detection Whether you're a privacy enthusiast, security professional, or just curious about steganography - Underlayer makes it accessible to everyone. Download now and start hiding your secrets in plain sight! Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

BETA Smart4 screens
Underlayer4 screens

Verdict

The call

The clearest difference is in-app purchases: BETA Smart at none against Underlayer's 1. BETA Smart also leads on ads (none vs shown). Underlayer's advantage is update cadence (every 5 months vs every 11 months). On price, 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

Both are free to download. Underlayer sells 1 in-app purchase, starting at $2.99 per 7 days. BETA Smart asks for nothing beyond the download.

UpkeepUpdate frequency

BETA Smart ships an update every 11 months, Underlayer every 5 months. Both last shipped on October 16, 2026.

Scorecard3 real differences · 3 level
BETA Smart versus Underlayer: the parameters behind the verdict, then further details
ParameterBETA SmartUnderlayer
PriceFreeFree
Update frequencyEvery 11 monthsEvery 5 months — better
AdsNo — betterYes
In-app purchasesNo — betterYes
DevicesiPhone, iPod, Apple WatchiPhone, iPad, iPod
Requires iOS14.0 — better15.1
Further details — not scored
Size224 MB169 MB
Age rating12+4+
DeveloperBETA CORPORATION PTY LTDMihail Rukavishnikov

In-app purchases

None

BETA Smart

No in-app purchases

1 purchases

Underlayer

Subscriptions1
  • Premium$2.997 Days

Questions

Is BETA Smart free?
BETA Smart is free to download, with no in-app purchases.
Is Underlayer free?
Underlayer is free to download, with in-app purchases available.
Do BETA Smart or Underlayer have ads?
Underlayer shows ads; BETA Smart does not.
Which is updated more often, BETA Smart or Underlayer?
BETA Smart ships an update every 11 months, and Underlayer every 5 months. Most recently, BETA Smart was updated on October 16, 2026 and Underlayer on October 16, 2026.

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