System Status vs かなメモ
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
System Status
Monitor your device's system performance in real-time. View detailed information on memory, CPU, battery, disk usage, and network activity. Visualize data with graphs and export reports.
- Real-time system monitoring
- Detailed memory, CPU, battery, disk, and network stats
- Graphical data visualization
- Background monitoring
- Data export and printing
- Dark mode support
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Detail information on operating system indicates it, and it's possible to save it and print. iPhone user can see wide screen view because it corresponds to a horizontal screen of the iPhone. In addition, iPad Air2 or later, iPad mini 4 or later, and iPad Pro or later can Split View and Slide Over and iPhone with 3D Touch that can be memory optimization from home screen. Also supports dark mode, and you can change the appearance of the app with Setting: Appearance in INFORMATION. Features GENERAL : Rial time monitoring of memory, CPU, battery, disk usage and network connect - Memory : Fee space ratio wired, active, inactive and free memory usage - CPU : Usage and idle state - Network : Wi-Fi, 3G or LTE connection state, sent and received data since system boot time - Battery : Charge level and state (Full, Unplugged or Charging) - Disk : Used, free and total space - Information : Summary device information OVERVIEW : Graph - Line chart of memory, CPU, battery and disk usage OVERVIEW DETAILS : CPU, battery etc, list - CPU Status : CPU usage - Battery Status : battery charged and battery status - Disk usage : Disk free space and total disk space - System uptime : system boot time and uptime - Connection : default getaway address and dns server address - WiFi : Connect IP address, subnet mask, SSID, BSSID, received & sent data since system boot - Cellular : Connect IP address, network type(LTE / 3G) and received & sent data since system boot MEMORY : Graph - Stacked line chart of wired, active, inactive, other memory usage MEMORY DETAILS : Memory details list - Memory Usage : wired, active, inactive, other, free, total memory and page size usage - Page IN/OUT : page ins and page outs - Page fault : faults and COW faults - Page lookup : lookups and hits - Page purge : purgeable count and purges - Other Page : zero Filled, reactivated and speculative read CPU : Graph - Stacked line chart of CPU usage NETWORK : Graph - Line chart of wi-fi received and sent, cellular received and sent data - Change the scale of the number of bytes(manually or automatically) BATTERY : Graph - Stacked line chart of battery charged level DISK : Graph - Stacked line chart of disk used space INFORMATION - Operating System : system, system build number, Kernel, system boot, uptime etc - Device Information : device name, id, device model etc - CPU Information : CPU model, GPU model, CPU frequency etc - Hardware Features : display resolution, pixel density, etc - Setting : Appearance : Auto, Light and Dark Function of then Graph general - Time scale change by button or double tap - Scrolling past data - AirPrint, save image, AirDrop, export email and more - Background monitoring(3 minutes) - Display the maximum value or the average value (range can be set) - Move to the location of the maximum value Supports Non retina and Retina display on iPhone,iPad. iPhone 4s or later, iPhone SE or later, iPhone X or later, iPad 2 or later, iPad Air or later and iPad mini or later. iPhone, iPad both vertical and horizontal screen display. Supported by "3D Touch" of the iPhone. Supported by "Split View" and "Slide Over" of the iPad. iOS 11.0 and later.
かなメモ
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* このアプリはApple Watch専用です。 音声入力に気を使う場所でもWatchにメモを残したい…そんな方のためのアプリです。 ■便利なシチュエーション - 電車、バス、タクシーでの移動中に - 会議中や静かなお店で - 夜間の散歩やジョギング中に ■特徴 - ガラケー打ちの要領でWatchでかな入力ができます - ひらがな、カタカナ、英数字、記号に対応 - メモはiPhoneと自動同期されます - iPhoneでメモ作成すれば漢字表示も可能 - Watch上のメモからローカル通知の送信が可能 - 他のアプリ経由でメモを作成可能 - 他のアプリへのメモ共有も可能 ※漢字変換はございません
Screenshots
Verdict
The clearest difference is update cadence: System Status at every 6 weeks against かなメモ's every 6 months. System Status also leads on price ($1.99 vs $2.99) and iOS requirement (11.0 vs 18.0). On review sentiment, 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
System Status costs $1.99 and かなメモ $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
System Status ships an update every 6 weeks, かなメモ every 6 months. The most recent releases landed on October 9, 2026 and October 21, 2026 respectively.
| Parameter | System Status | かなメモ |
|---|---|---|
| Price | $1.99 — better | $2.99 |
| Rating | 4.0 (3 ratings) — better | — |
| Positive reviews | 68.8% of reviews | 69.2% of reviews — better |
| Number of ratings | 3 — better | — |
| Update frequency | Every 6 weeks — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, Apple Watch |
| Requires iOS | 11.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 1 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Kenichi Yoshikawa | Shigenori Kumagai |
Customer experience
System Status
かなメモ
In-app purchases
System Status
No in-app purchases
かなメモ
No in-app purchases








