QRFi vs KM eFlash
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QRFi
Easily share your WiFi network details with a custom-designed QR code. Personalize the appearance with various shapes, colors, and icons. The Pro version offers enhanced security and sharing options.
- Customizable QR code styles (square, circle, diamond)
- Color selection for QR codes
- Dynamic design changes
- Resizeable QR codes with WiFi icons
- Face ID/Touch ID locking (Pro)
- Save multiple designs and credentials
- Home screen widget support
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A simple way to share your WiFi credentials with a colourful QR code. - Three styles available - standard square, circle or diamond. - Choose any colour for your QR Code. - Watch it change dynamically. - Resize and choose different WiFi Icons. - Lock with Face ID/Touch ID(Pro version) - Lock the QR Code details and design. - Preview mode (Shows QR Code on application startup) - Save two different designs and credentials. - Share your QR Code(Pro to share all designs) - Add a QR Code widget to your Home Screen
KM eFlash
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KM eFlash makes vehicle diagnostics and ECU programming simple and efficient. Use the specially developed KM eFlash OBD2 dongle directly from your smartphone to: * Read, analyze, and clear diagnostic trouble codes (DTCs) * Flash engine and transmission control units * Display and record real-time telemetry data The connection is established conveniently via Wi-Fi, ensuring fast and reliable data transmission. The app can only be used with the KM eFlash OBD2 dongle and a valid user account. For more information, visit: https://www.km-tuning.com
Screenshots
Verdict
The clearest difference is in-app purchases: KM eFlash at none against QRFi's 1. KM eFlash also leads on ads (none vs shown) and update cadence (every 3 days vs fortnightly). QRFi's advantage is iOS requirement (13.0 vs 16.4). On price 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. QRFi sells 1 one-off in-app purchase. KM eFlash asks for nothing beyond the download.
QRFi ships an update fortnightly, KM eFlash every 3 days. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.
| Parameter | QRFi | KM eFlash |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (10 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 10 — better | — |
| Update frequency | Fortnightly | Every 3 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 17 MB | 52 MB |
| Age rating | 4+ | 4+ |
| Developer | James Tapping | KM Engineers GmbH |
In-app purchases
QRFi
- QRFi - Unlock Pro$1.99
KM eFlash
No in-app purchases
