# BatteryManAI vs Voidly Secure VPN

The clearest difference is ads: Voidly Secure VPN at none against BatteryManAI's shown. Voidly Secure VPN also leads on iOS requirement (15.1 vs 18.6). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BatteryManAI ships an update monthly, Voidly Secure VPN every 2 months. The most recent releases landed on September 18, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | BatteryManAI | Voidly Secure VPN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/batterymanai/id6749879310/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Ad-supported | — |
| Size | 9 MB | 16 MB |
| Requires iOS | 18.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Cheng-Ta Yu](https://appshunter.io/developer/1832637401) | [Ai Analytics LLC](https://appshunter.io/developer/1850875488) |

## What reviewers say

### BatteryManAI

[App page](https://appshunter.io/ios/app/batterymanai/id6749879310)

This app uses AI and charging logs to predict when your battery's maximum capacity might fall below 80% or reach 1000 cycles. It offers personalized tips to help you maintain battery health and extend your device's lifespan, potentially allowing you to sell your device at a higher price.

**Highlights:** AI-driven battery capacity prediction, Critical threshold alerts (80% capacity, 1000 cycles), Personalized battery maintenance tips, Charging log analysis, Extend battery lifespan, Optimize device resale value

**Features:** macOS Compatibility

**In-app purchases:** none


### Voidly Secure VPN

[App page](https://appshunter.io/ios/app/voidly-secure-vpn/id6754902210)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BatteryManAI free?

BatteryManAI is free to download, with no in-app purchases.

### Is Voidly Secure VPN free?

Voidly Secure VPN is free to download, with no in-app purchases.

### Do BatteryManAI or Voidly Secure VPN have ads?

BatteryManAI shows ads; Voidly Secure VPN does not.

### Which is updated more often, BatteryManAI or Voidly Secure VPN?

BatteryManAI ships an update monthly, and Voidly Secure VPN every 2 months. Most recently, BatteryManAI was updated on September 18, 2026 and Voidly Secure VPN on June 11, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*