Phasm vs ComDeck
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Phasm
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Hidden in plain sight. Phasm turns ordinary photos into secret messengers. Your photo looks exactly the same โ but it carries encrypted messages and files that only someone with the right passphrase can reveal. TWO MODES FOR TWO NEEDS โข Ghost Mode โ Maximum stealth. Advanced adaptive algorithms make hidden data virtually undetectable, even by statistical analysis tools. Deep Cover auto-activates for non-JPEG photos with ~43% more capacity. Supports file attachments alongside your message. โข Armor Mode โ Maximum durability. Your hidden message survives recompression, re-encoding, and mild cropping. Fortress sub-mode auto-activates for short messages and handles aggressive compression from popular messaging apps. SERIOUS ENCRYPTION โข AES-256-GCM-SIV authenticated encryption โ always on, not optional. โข Argon2id key derivation โ resistant to brute-force and GPU attacks. โข Post-quantum safe โ 256-bit symmetric keys remain secure against quantum computers. โข No backdoors. No key escrow. You hold the only key. PRIVACY BY DESIGN โข All processing happens on your device. Nothing is uploaded. โข No account. No sign-up. No tracking. No ads. โข Open-source Rust cryptographic engine โ auditable by anyone. โข Built for journalists, researchers, activists, curious tinkerers โ or just for fun. ONE PHOTO. MULTIPLE SECRETS. Shadow Messages let you hide several independent messages in a single photo โ each locked with its own passphrase. Send the same picture to five friends; each one discovers a different message using their name as the key. Nobody knows the others exist. Under pressure to reveal your passphrase? Hand over the primary one. Your shadow messages stay invisible โ no header, no marker, no proof they were ever there. MAGIC WAND โ ONE TAP TO OPTIMIZE Tap the wand and your photo is silently tuned for better steganographic embedding. Imperceptible texture is added to smooth regions like skies, bokeh, and flat backgrounds โ boosting capacity by 10โ35% with no visible change. The photo looks identical. The math works better. SHARE YOUR WAY โข Share via AirDrop, Messages, email, or any app that handles images. โข phasm.link โ generate a short link so recipients can decode instantly in the browser or via App Clip. No install needed. โข For guaranteed delivery through messaging apps, use "send as file." BUILT FOR iPHONE AND iPAD โข Native app optimized for iPhone and iPad. โข Supports JPEG, PNG, GIF, WebP, and HEIC โ auto-converted for embedding. โข Real-time decode progress with integrity scoring. โข 38 languages supported. HONEST ABOUT LIMITATIONS โข Platforms that resize or re-encode photos may destroy hidden data. Use direct sharing or "send as file." โข Capacity depends on image resolution โ larger photos carry more data. โข Steganography hides the existence of a message. Encryption protects its content. Phasm gives you both.
ComDeck
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ComDeck is the developer's command deck โ 16 native network and system tools in one dark-mode app with a built-in terminal toggle. EVERY TOOL HAS TWO MODES Tap the terminal icon to switch between a polished UI with charts and raw terminal output with ANSI colors. Type commands directly in the terminal input bar. FREE (6 tools) - Ping โ Real-time latency graphs with TCP probes - DNS Lookup โ Resolve A, AAAA, MX, TXT records instantly - IP Info โ Public IP, geolocation, and network details - Whois โ Organization, ISP, ASN, coordinates, reverse DNS, proxy detection - Device Info โ CPU, RAM, battery, model, and OS details - Port Check โ Scan common ports with service identification BASIC โ $9.99/month (11 tools total) - Traceroute โ Hop-by-hop path visualization - WiFi Analyzer โ Signal strength, channels, and security - HTTP Client โ Full request builder with header control - SSL Inspector โ Certificate chain and expiry validation - Speed Test โ Download, upload, and latency via Cloudflare PRO โ $49.99/month (all 16 tools) - JSON Debugger โ Tree view, path queries, structural diff, pretty-print, URL fetch, sensitive-key masking - Log Viewer โ Live OSLog streaming with multi-level filters, histogram, marking, recording, and export (text, JSON, CSV) - Process Manager โ Read-only process tree with ancestors, children, search, and export (macOS) - Scheduled Tasks โ Read-only LaunchAgent inspector with decoded schedules and user-granted folder access (macOS) - Security Scanner โ 15 sandbox-safe local posture checks (OS version, Gatekeeper, biometrics, code signing, keychain, trust store, volume encryption, and more) plus remote host audit (DNS, port scan, TLS handshake, security headers) BUILT NATIVE No web views. No wrappers. Built on Network.framework, Security.framework, OSLog, and SwiftUI. Every tool runs natively on your device. PRIVACY FIRST No analytics. No tracking. No ads. All tools run locally โ nothing about your network, system, or lookups is transmitted to any server operated by ComDeck. HONEST ABOUT THE SANDBOX Some system-level checks (FileVault, firewall, system-wide processes) require admin privileges unavailable to sandboxed apps. ComDeck does not fake these results. The Security Scanner clearly labels which checks are intentionally skipped and why, so the data you see is real. TIER POLICY Higher tiers include all tools from lower tiers. Upgrade or downgrade anytime. Terms of Use: https://comdeck.app/terms.html Privacy Policy: https://comdeck.app/privacy.html
Screenshots
Verdict
The clearest difference is device support: ComDeck at 2 against Phasm's โ. Phasm's advantage is iOS requirement (17.0 vs 26.2). On price and in-app purchases there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Phasm | ComDeck |
|---|---|---|
| Price | Free | Free |
| Update frequency | โ | Fortnightly |
| Ads | โ | No |
| In-app purchases | No | No |
| Devices | โ | iPhone, iPad โ better |
| Requires iOS | 17.0 โ better | 26.2 |
| Further details โ not scored | ||
| Size | 21 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Christoph Gaffga | Riyad Anabtawi |
In-app purchases
Phasm
No in-app purchases
ComDeck
No in-app purchases









