# Greenflow VPN vs BattSec

The clearest difference is in-app purchases: BattSec at none against Greenflow VPN's 4. BattSec also leads on update cadence (every 5 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Greenflow VPN sells 4 in-app purchases, starting at $4.99 per 7 days. BattSec asks for nothing beyond the download.

Greenflow VPN ships an update every 2 months, BattSec every 5 days. The most recent releases landed on October 10, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Greenflow VPN | BattSec |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Size | 14 MB | 54 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Pulsado](https://appshunter.io/developer/766459835) | [惠州市超力源科技有限公司](https://appshunter.io/developer/1615346741) |

## What reviewers say

### Greenflow VPN

[App page](https://appshunter.io/ios/app/greenflow-vpn/id6771430008)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week | $4.99 | per 7 days |
| 1 Month | $9.99 | per month |
| 3 Months | $24.99 | per 3 months |
| 1 Year | $79.99 | per year |


### BattSec

[App page](https://appshunter.io/ios/app/battsec/id6803820880)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Greenflow VPN free?

Greenflow VPN is free to download, with in-app purchases available.

### Is BattSec free?

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

### Do Greenflow VPN or BattSec have ads?

Neither Greenflow VPN nor BattSec shows ads.

### Which is updated more often, Greenflow VPN or BattSec?

Greenflow VPN ships an update every 2 months, and BattSec every 5 days. Most recently, Greenflow VPN was updated on October 10, 2026 and BattSec on October 21, 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.*