# Aviapp vs pH by JH

The clearest difference is update cadence: Aviapp at every 2 months against pH by JH's every 5 months. pH by JH's advantage is iOS requirement (11.0 vs 15.0). On price, ads, 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.

Aviapp ships an update every 2 months, pH by JH every 5 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Aviapp | pH by JH |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (7 ratings)](https://appshunter.io/ios/app/ph-by-jh/id1297270456/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | — | Free |
| Size | 93 MB | 24 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Huvepharma](https://appshunter.io/developer/1270701335) | [Jones-Hamilton Co.](https://appshunter.io/developer/1297270455) |

## What reviewers say

### Aviapp

[App page](https://appshunter.io/ios/app/aviapp/id1270701336)

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

**In-app purchases:** none


### pH by JH

[App page](https://appshunter.io/ios/app/ph-by-jh/id1297270456)

This app simplifies litter management with customized application rate calculators. Access product data sheets, news, research, and resources from the developer to optimize your investment.

**Highlights:** Customized application rate calculators, Access product data sheets, Latest news and research, Developer resources, Litter management optimization

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Aviapp free?

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

### Is pH by JH free?

pH by JH is free to download, with no in-app purchases.

### Do Aviapp or pH by JH have ads?

Neither Aviapp nor pH by JH shows ads.

### Which is updated more often, Aviapp or pH by JH?

Aviapp ships an update every 2 months, and pH by JH every 5 months. Most recently, Aviapp was updated on October 29, 2026 and pH by JH on October 24, 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.*