# Solar Setup vs BattSec

The clearest difference is in-app purchases: BattSec at none against Solar Setup's 1. Solar Setup's advantage is update cadence (every 2 days vs every 5 days) and iOS requirement (14.0 vs 16.6). On price, ads and device support there is nothing between them.

Both are free to download. Solar Setup sells 1 one-off in-app purchase. BattSec asks for nothing beyond the download.

Solar Setup ships an update every 2 days, BattSec every 5 days. The most recent releases landed on October 11, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Solar Setup | BattSec |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 days |
| Size | 46 MB | 54 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Ammar Khatib](https://appshunter.io/developer/1613990135) | [惠州市超力源科技有限公司](https://appshunter.io/developer/1615346741) |

## What reviewers say

### Solar Setup

[App page](https://appshunter.io/ios/app/solar-setup-off-grid-calc/id6771114823)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Solar Setup Pro | $6.99 | one-time |


### BattSec

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

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

**In-app purchases:** none


## Frequently asked questions

### Is Solar Setup free?

Solar Setup is free to download, with in-app purchases available.

### Is BattSec free?

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

### Do Solar Setup or BattSec have ads?

Neither Solar Setup nor BattSec shows ads.

### Which is updated more often, Solar Setup or BattSec?

Solar Setup ships an update every 2 days, and BattSec every 5 days. Most recently, Solar Setup was updated on October 11, 2026 and BattSec on October 4, 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.*