# Sethala Indoor vs PH

Sethala Indoor and PH are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Sethala Indoor ships an update every 4 weeks, PH fortnightly. The most recent releases landed on September 12, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Sethala Indoor | PH |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Fortnightly** |
| Size | 56 MB | 46 MB |
| Requires iOS | **14.0.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Sethala (Pty) Ltd.](https://appshunter.io/developer/1488756818) | [Suzhou zhongchupuhua Electric Technology Co., Ltd](https://appshunter.io/developer/1673675965) |

## What reviewers say

### Sethala Indoor

[App page](https://appshunter.io/ios/app/sethala-indoor/id1663485196)

**In-app purchases:** none


### PH

[App page](https://appshunter.io/ios/app/ph-solar/id6445969426)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sethala Indoor free?

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

### Is PH free?

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

### Do Sethala Indoor or PH have ads?

Neither Sethala Indoor nor PH shows ads.

### Which is updated more often, Sethala Indoor or PH?

Sethala Indoor ships an update every 4 weeks, and PH fortnightly. Most recently, Sethala Indoor was updated on September 12, 2026 and PH on September 9, 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.*