PV Master vs Flow 33
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PV Master
This configuration tool connects to specific energy storage inverters via Wi-Fi or Bluetooth. It assists installers in setting up energy storage systems.
- Configure energy storage inverters
- Wi-Fi direct connection
- Bluetooth connection
- Local configuration
- Installation assistance
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This app is renamed by PV Master, which is a configuration tool for the GoodWe energy storage inverter products. It can locally configure storage inverter via Wi-Fi direct or bluetooth connection. It helps the installer to complete the installation of an energy storage system.
Flow 33
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Flow 32/33 is the companion app for configuring and monitoring COMAC CAL Flow 32/33 devices. Connect directly over Bluetooth to: • Monitor current flow and measurement values • Read device settings and configured parameters • Update supported configuration values • Review basic and digital output parameters • Restore the device to factory settings The app communicates locally with your Flow 33 device and does not require a user account.
Screenshots
Verdict
PV Master and Flow 33 are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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 | PV Master | Flow 33 |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (3 ratings) — better | — |
| Positive reviews | 13.8% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 74 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | GoodWe Technologies Co., Ltd. | COMAC CAL s.r.o. |
In-app purchases
PV Master
No in-app purchases
Flow 33
No in-app purchases
