# pH by JH vs Microtracers

The clearest difference is iOS requirement: pH by JH at 11.0 against Microtracers's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

pH by JH ships an update every 5 months, Microtracers every 7 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | pH by JH | Microtracers |
| --- | --- | --- |
| 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 5 months** | Every 7 months |
| Monetization | Free | — |
| Size | 24 MB | 41 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jones-Hamilton Co.](https://appshunter.io/developer/1297270455) | [Micro-Tracers Inc.](https://appshunter.io/developer/1500520853) |

## What reviewers say

### 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


### Microtracers

[App page](https://appshunter.io/ios/app/microtracers/id1525356140)

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

**In-app purchases:** none


## Frequently asked questions

### Is pH by JH free?

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

### Is Microtracers free?

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

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

Neither pH by JH nor Microtracers shows ads.

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

pH by JH ships an update every 5 months, and Microtracers every 7 months. Most recently, pH by JH was updated on October 24, 2026 and Microtracers on October 25, 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.*