pH by JH vs Voltunes
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
pH by JH
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.
- Customized application rate calculators
- Access product data sheets
- Latest news and research
- Developer resources
- Litter management optimization
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The pH by JH app makes it easy to get the most out of your PLT® and PWT® investment. Calculators provide customized application rates based on your unique situation. Users can also easily access product data sheets for specific application instructions, and find the latest news, research and other resources from Jones-Hamilton Co.
Voltunes
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Voltunes applies the latest technologies, including the Internet of Things (IoT), Machine Learning, Business Intelligence, and many more to help you improve the production efficiency of your farm. Wireless base unit and sensors operate more than 2 months without charging to save electricity and internet consumption.
Screenshots
Verdict
The clearest difference is update cadence: Voltunes at every 3 weeks 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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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, Voltunes every 3 weeks. Both last shipped on October 24, 2026.
| Parameter | pH by JH | Voltunes |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (7 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 5 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 24 MB | 148 MB |
| Age rating | 4+ | 12+ |
| Developer | Jones-Hamilton Co. | PT. VNEU TEKNOLOGI INDONESIA |
In-app purchases
pH by JH
No in-app purchases
Voltunes
No in-app purchases
