HAIDI vs Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HAIDI
Read full descriptionHide full description
This App is for the 12V lithium battery (LiFePO4). Get real-time battery information using this app. FEATURES: Works with Bluetooth 4.0 or higher Monitors state of charge, cycles, current, voltage, temperature, capacity, average time to empty and average time to full.
Pro
Read full descriptionHide full description
Display the battery level, voltage, and current through Bluetooth connection. Supports English, French, and German.
Screenshots
Verdict
The clearest difference is update cadence: Pro at fortnightly against HAIDI's every 32 months. On price, ads, 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.
HAIDI ships an update every 32 months, Pro fortnightly. Both last shipped on September 29, 2026.
| Parameter | HAIDI | Pro |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 32 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 14.0 — better | 14.6 |
| Further details — not scored | ||
| Size | 11 MB | 1 MB |
| Age rating | 17+ | 17+ |
| Developer | SHENZHEN SMARTEC TECHNOLOGY COMPANY LIMITED | Haidi Energy Tehcnogy Co., Ltd |
In-app purchases
HAIDI
No in-app purchases
Pro
No in-app purchases
