# pH Basic for Jenco PH610B vs ColorMetric

The clearest difference is in-app purchases: pH Basic for Jenco PH610B at none against ColorMetric's 1. pH Basic for Jenco PH610B also leads on device support (3 vs 1) and iOS requirement (9.0 vs 17.0). ColorMetric's advantage is update cadence (weekly vs every 10 months). On price and ads there is nothing between them.

Both are free to download. ColorMetric sells 1 in-app purchase, starting at $9.99 per year. pH Basic for Jenco PH610B asks for nothing beyond the download.

pH Basic for Jenco PH610B ships an update every 10 months, ColorMetric weekly. The most recent releases landed on September 8, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | pH Basic for Jenco PH610B | ColorMetric |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/ph-basic-for-jenco-ph610b/id1275832650/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Weekly** |
| Monetization | Free | — |
| Size | 24 MB | 6 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jenco Instruments, Inc.](https://appshunter.io/developer/1275832649) | [Lance Zukel](https://appshunter.io/developer/1874053672) |

## What reviewers say

### pH Basic for Jenco PH610B

[App page](https://appshunter.io/ios/app/ph-basic-for-jenco-ph610b/id1275832650)

This app, when paired with a Jenco pH Bluetooth tester, provides accurate pH and temperature measurements. It offers guided calibration and a clear reading quality indicator for everyday users.

**Highlights:** Accurate pH and temperature readings, Bluetooth tester pairing, Guided calibration procedures, Reading quality indicator, Displays electrode efficiency, Calibration reminders

**Features:** macOS Compatibility

**In-app purchases:** none


### ColorMetric

[App page](https://appshunter.io/ios/app/colormetric/id6758633408)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ColorMetric Annual Ad Free | $9.99 | per year |


## Frequently asked questions

### Is pH Basic for Jenco PH610B free?

pH Basic for Jenco PH610B is free to download, with no in-app purchases.

### Is ColorMetric free?

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

### Do pH Basic for Jenco PH610B or ColorMetric have ads?

Neither pH Basic for Jenco PH610B nor ColorMetric shows ads.

### Which is updated more often, pH Basic for Jenco PH610B or ColorMetric?

pH Basic for Jenco PH610B ships an update every 10 months, and ColorMetric weekly. Most recently, pH Basic for Jenco PH610B was updated on September 8, 2026 and ColorMetric 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.*