# ORP Basic for Jenco ORP650B vs RF Pro

The clearest difference is update cadence: RF Pro at every 7 months against ORP Basic for Jenco ORP650B's every 15 months. ORP Basic for Jenco ORP650B's advantage is iOS requirement (9.0 vs 16.0). On price, rating, review sentiment and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for ORP Basic for Jenco ORP650B against 5.0 for RF Pro. Both are backed by a comparable volume of ratings — 2 and 5 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

ORP Basic for Jenco ORP650B ships an update every 15 months, RF Pro every 7 months. The most recent releases landed on October 13, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | ORP Basic for Jenco ORP650B | RF Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/orp-basic-for-jenco-orp650b/id1315381470/reviews) | [5.0 (5 ratings)](https://appshunter.io/ios/app/rf-pro-faraday-bag-tester/id6744664740/reviews) |
| Number of ratings | 2 | **5** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 7 months** |
| Monetization | Free | Free |
| Size | 19 MB | 7 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jenco Instruments, Inc.](https://appshunter.io/developer/1275832649) | [OffGrid](https://appshunter.io/developer/1808780483) |

## What reviewers say

### ORP Basic for Jenco ORP650B

[App page](https://appshunter.io/ios/app/orp-basic-for-jenco-orp650b/id1315381470)

This app pairs with a Jenco ORP Bluetooth tester to provide accurate ORP and temperature readings. It offers guided calibration, a clear display of measurements, and useful features like calibration reminders and battery life indicators.

**Highlights:** Accurate ORP and temperature measurement, Bluetooth pairing with Jenco tester, Guided calibration procedures, Reading quality indicator, Displays tester battery life, Pause readings (Hold)

**Features:** macOS Compatibility

**In-app purchases:** none


### RF Pro

[App page](https://appshunter.io/ios/app/rf-pro-faraday-bag-tester/id6744664740)

This utility app verifies the effectiveness of Faraday bags by detecting signal leaks from your device. It helps ensure your device is isolated from external communication networks for privacy, security, or forensic purposes.

**Highlights:** Comprehensive signal testing (WiFi, Cellular, GPS, Bluetooth), Real-time signal strength analysis, Clear visual indicators and graphs, Step-by-step testing guidance, Quick retest function

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ORP Basic for Jenco ORP650B free?

ORP Basic for Jenco ORP650B is free to download, with no in-app purchases.

### Is RF Pro free?

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

### Which has better reviews, ORP Basic for Jenco ORP650B or RF Pro?

ORP Basic for Jenco ORP650B and RF Pro are both rated 5.0 out of 5 on the App Store, from 2 and 5 ratings respectively.

### Do ORP Basic for Jenco ORP650B or RF Pro have ads?

Neither ORP Basic for Jenco ORP650B nor RF Pro shows ads.

### Which is updated more often, ORP Basic for Jenco ORP650B or RF Pro?

ORP Basic for Jenco ORP650B ships an update every 15 months, and RF Pro every 7 months. Most recently, ORP Basic for Jenco ORP650B was updated on October 13, 2026 and RF Pro on October 17, 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.*