AltKey Codes vs SysScope
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AltKey Codes
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Never Search for Alt Codes Again! AltKey Codes is your offline companion for special characters and symbols. Access 800+ characters with their Alt key combinations instantly - no internet required! KEY FEATURES: 800+ Characters - Letters, symbols, math, Greek, emoticons & more 8 Categories - Organized for quick browsing Smart Search - Find by name, character, or Alt code Favorites & Recents - Save and track your most-used characters Dual Views - Switch between grid and list layouts One-Tap Copy - Copy characters or Alt codes to clipboard Completely Offline - Works anywhere, anytime PERFECT FOR: Writers needing accented letters (café, résumé, naïve) Students using math symbols (π, ∞, ±, ÷) Designers adding special characters Developers working with ASCII and Unicode Anyone typing in multiple languages PRIVACY FOCUSED: No internet connection required All data stays on your device No personal information collected No ads or tracking CATEGORIES INCLUDE: Basic & Accented Letters (À, É, Ñ, Ç) Mathematics & Symbols (±, ×, ÷, ≤, ≥) Currency (€, £, ¥, ¢) Quotes & Punctuation (" " « ») Drawing Characters Greek Letters (α, β, π, Ω) Emoticons & Symbols Full ASCII Reference From typing "café" to adding mathematical π symbols, AltKey Codes makes special characters effortless. Clean interface, instant search, and reliable offline access.
SysScope
Monitor your iPhone's real-time performance with detailed diagnostics for CPU, memory, battery, and network. Access advanced tools like speed tests, ping, and port scanning. Customize with home screen widgets and alerts for key metrics.
- Real-time CPU and memory monitoring
- Detailed battery status and predictions
- Advanced network analysis tools
- Live sensor data (motion, pressure)
- Customizable home screen widgets
- Alerts for battery and thermal state
- Device stats export
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SysScope is your iPhone's complete diagnostic dashboard — real-time vitals, powerful network tools, motion sensors, and home screen widgets in one beautifully designed app. OVERVIEW See your device name, model, hardware identifier, iOS version, and build number. Monitor CPU load across every core with a live per-core breakdown and up to 2 hours of CPU history. Check uptime, timezone, language, locale, orientation, and IPv6 address. POWER Track battery level with animated gauges, charging state, and low power mode. Get live discharge and charge rate estimates with predicted time-to-empty and time-to-full. Monitor thermal state from Normal to Critical, and view screen brightness and refresh rate in real time. MEMORY See your app's RAM usage alongside total system RAM, with a full memory breakdown — wired, active, inactive, compressed, and free — shown as a color-coded bar. Storage is covered too: total, used, and free space at a glance. NETWORK TOOLS A complete toolkit for network analysis: • Live WiFi details — SSID, BSSID, signal strength • Cellular carrier and radio technology (4G/5G) • Internal and external IP, subnet mask, and gateway • Download and upload speed tests • Ping latency measurement • DNS lookup and Whois query • Custom ping to any host • Visual traceroute • Port scanner with 22 common service labels • LAN device browser • Wake-on-LAN sender All results are saved to a scrollable network history log. SENSORS Live motion data — gravity, user acceleration, rotation rate, magnetometer readings, barometric pressure, and relative altitude. Track pitch, roll, and compass heading in real time. Monitor microphone input level and scan for nearby Bluetooth devices with signal strength ratings. TOOLS Generate audio tones at any frequency for speaker or hearing tests. Track GPS coordinates with altitude, speed, course, and accuracy. WIDGETS Add a home screen widget to surface your key stats without ever opening the app. ALERTS Set custom thresholds for battery level and storage. Enable thermal state alerts. DeviStats notifies you when your device needs attention. EXPORT Share a full device stats snapshot as plain text — useful for support tickets, diagnostics, or device reports. All metrics refresh every second. Battery, CPU, and RAM history is preserved for up to 2 hours and persists across sessions. Supports dark, light, and system theme.
Screenshots
Verdict
The clearest difference is iOS requirement: AltKey Codes at 18.5 against SysScope's 26.4. On price, ads, in-app purchases and device support 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | AltKey Codes | SysScope |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | — | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 18.5 — better | 26.4 |
| Further details — not scored | ||
| Size | 7 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Ram Steenhaut | Roy Nakdimon |
In-app purchases
AltKey Codes
No in-app purchases
SysScope
No in-app purchases
Questions
Is AltKey Codes free?
Is SysScope free?
Do AltKey Codes or SysScope have ads?
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