BLECarVoltage vs NetFlow X
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BLECarVoltage
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App. is a Battery Monitor for iPhone through bluetooth BLE. A demonstration can found here... https://youtu.be/WhLtSxZYeVs With Our Battery Monitor hardware and this App, you can check your battery’s voltage quickly, easily and visualize. You must have specific hardware device for this App. Hardware is designed based on TI CC2541 and it's specification could found at http://www.ti.com/product/CC2541 Please contact us for more product detail.
NetFlow X
Monitor your internet throughput in real-time with a sleek, high-performance dashboard. Get instant access to network performance with live widgets and always-available built-in speed tests. Troubleshoot connections or check background data usage with precision.
- Live speed monitoring (2s sampling)
- Live Activities for Lock Screen
- Glassmorphism dashboard
- Smart Home Screen widgets
- Automatic interface detection
- Privacy-focused local calculations
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Experience network monitoring, refined. NetFlow provides a sleek, high-performance dashboard for tracking your internet throughput in real time. Built with a premium “Glassmorphism” aesthetic, it turns technical data into a clean, glanceable experience. No need to open a browser or search for speed test websites. NetFlow gives you an always-available, built-in solution with live widgets for instant access to your network performance. Whether you're troubleshooting a weak connection or checking background data usage, NetFlow delivers the precision of a professional network tool with the simplicity of a native iOS app. Key Features: Live Speed Monitoring: Track precise upload and download speeds with a 2s sampling frequency. Live Activities: Pin your live speeds to the top of your screen and monitor bandwidth while using other apps or directly from your Lock Screen. Glassmorphism Dashboard: A minimalist interface with blurred translucent layers and subtle glow accents. Smart Widgets: Home Screen widgets show connection type (WiFi/Cellular) and recent speed trends at a glance. Automatic Interface Detection: Instantly switches between WiFi and 5G/LTE without any setup. Privacy First: All calculations are done locally using system-level interface statistics. No data leaves your device.
Screenshots
Verdict
The clearest difference is ads: BLECarVoltage at none against NetFlow X's shown. BLECarVoltage also leads on iOS requirement (9.0 vs 26.2). On price, update cadence, 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.
BLECarVoltage ships an update every 4 months, NetFlow X every 3 months. The most recent releases landed on October 10, 2026 and October 2, 2026 respectively.
| Parameter | BLECarVoltage | NetFlow X |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 4 months | Every 3 months — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 9.0 — better | 26.2 |
| Further details — not scored | ||
| Size | 55 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Longfellow Chen | Chathushka Rodrigo |
In-app purchases
BLECarVoltage
No in-app purchases
NetFlow X
No in-app purchases
