Hárek vs Sx3App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Hárek
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Mezi hlavní vlastnosti aplikace patří: - možnost identifikace skladové položky a receptury pomocí QR a barcode - možnost ručního zadávání množství skladových položek, nebo receptur - možnost exportu uložené inventury do *.csv souboru - možnost vyhodnocení mank a přebytků v grafu - tvorba interních objednávek - možnost normování receptur
Sx3App
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SX3app is a dedicated real-time monitoring application for Solax X3 Hybrid G4 inverters. It provides a fast and clear overview of live performance, battery status and key system data — whether you are at home or on the go. KEY FEATURES • Live inverter data with near real-time updates • Battery status and energy flow overview • Spot price graphs • Automatic connection via local network or cloud • Quick device setup using QR code scanning • Spot energy price overview (where available) FAST AND SIMPLE CONNECTION SX3app can automatically detect the available connection method and choose the fastest way to access your inverter. This ensures reliable monitoring without complicated setup. WHO IS IT FOR The app is ideal for photovoltaic system owners, installers and advanced users who want detailed insight into their Solax X3 Hybrid G4 operation. PRIVACY AND SECURITY SX3app does not collect personal user data. Connections are made directly to your device or through the official cloud interface. Note: Some features may depend on inverter firmware version and the type of communication dongle used.
Screenshots
Verdict
The clearest difference is price: Hárek at Free against Sx3App's $9.99. Hárek also leads on update cadence (fortnightly vs every 3 months) and device support (3 vs 1). On ads and in-app purchases 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
Hárek is free to download; Sx3App costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Hárek ships an update fortnightly, Sx3App every 3 months. The most recent releases landed on July 23, 2026 and September 12, 2026 respectively.
| Parameter | Hárek | Sx3App |
|---|---|---|
| Price | Free — better | $9.99 |
| Update frequency | Fortnightly — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.6 — better | 17.6 |
| Further details — not scored | ||
| Size | 4 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Karel Endrst | Emtron s.r.o |
In-app purchases
Hárek
No in-app purchases
Sx3App
No in-app purchases








