PVbutler vs Project EV
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PVbutler
Monitor your photovoltaic plant's performance remotely. Access energy yield, income, and system status wirelessly. Requires registration with the Sacolar PV Data Center.
- Remote monitoring of photovoltaic plants
- Access energy yield data
- Track income generation
- View system status
- Wireless data access
- Compatible with Sacolar PV Data Center
Read full descriptionHide full description
A client software for monitoring the photovoltaic plant; it can collect the plant running info from Sacolar PV Data Center, such as energy yield, income and system status, which can be remotely and wirelessly accessed by the user. At present it supports plant which is registered in Sacolar PV Data Center(server.pvbutler.com)
Project EV
Control and manage electric vehicle charging stations remotely. Schedule charging sessions, start/end charging, and monitor your account and charging history. This app offers convenient and fast access to your charging pile status.
- Remote charging pile operation
- Pre-scheduled charging
- Start/end charging sessions
- View account and charging information
- Share account charging
- Automatic usage calculation
- Real-time electric pile status
Read full descriptionHide full description
Project EV is an APP application for operating charging piles. It can remotely set charging piles, integrate pre-scheduled electric pile charging, start charging, end charging, view account information and charging information, share account charging and other functions, convenient and fast, automatic calculation Record the usage and check the status of the electric pile anytime, anywhere.
Screenshots
Verdict
PVbutler and Project EV are too close to call on the numbers: across 8 compared parameters — price, review sentiment, update cadence and ads 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.
PVbutler ships an update every 3 months, Project EV every 2 months. The most recent releases landed on August 15, 2026 and September 20, 2026 respectively.
| Parameter | PVbutler | Project EV |
|---|---|---|
| Price | Free | Free |
| Rating | 2.9 (15 ratings) — better | — |
| Positive reviews | 17.6% of reviews — better | 10.2% of reviews |
| Number of ratings | 15 — better | — |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 214 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Growatt New Energy Technology Co.,Ltd | Shenzhen Growatt New Energy Technology Co.,Ltd |
Customer experience
PVbutler
Project EV
In-app purchases
PVbutler
No in-app purchases
Project EV
No in-app purchases
