# CampbellGo vs SMT Controller

The clearest difference is in-app purchases: CampbellGo at none against SMT Controller's 11. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SMT Controller sells 11 one-off in-app purchases. CampbellGo asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on September 24, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | CampbellGo | SMT Controller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/campbellgo/id1552419407/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Free | — |
| Size | 48 MB | 142 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Campbell Scientific](https://appshunter.io/developer/532185659) | [GUNPOWER](https://appshunter.io/developer/1869202061) |

## What reviewers say

### CampbellGo

[App page](https://appshunter.io/ios/app/campbellgo/id1552419407)

This utility app securely pairs mobile devices with CampbellCloud-enabled Edge Devices via NFC/Bluetooth. It ensures seamless field-to-cloud data flow for device deployment, service, and maintenance. Users can also remotely access the most recent data sent to the cloud.

**Highlights:** Secure NFC/Bluetooth pairing, Field-to-Cloud confidence, Device deployment facilitation, Service and maintenance support, Remote data viewing

**Features:** macOS Compatibility

**In-app purchases:** none


### SMT Controller

[App page](https://appshunter.io/ios/app/smt-controller/id6757835838)

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 GP | $1.99 | one-time |
| 5,000 Credit | $2.99 | one-time |
| 300 GP + 30 Bonus | $5.99 | one-time |
| 10,000 Credit | $5.99 | one-time |
| 15,000 Credit | $9.99 | one-time |
| 570 GP + 50 Bonus | $10.99 | one-time |
| 20,000 Credit | $11.99 | one-time |
| 900 GP + 100 Bonus | $16.99 | one-time |
| 30,000 Credit | $19.99 | one-time |
| 1500 GP + 150 Bonus | $26.99 | one-time |
| 3000 GP + 400 Bonus | $54.99 | one-time |


## Frequently asked questions

### Is CampbellGo free?

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

### Is SMT Controller free?

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

### Do CampbellGo or SMT Controller have ads?

Neither CampbellGo nor SMT Controller shows ads.

### Which is updated more often, CampbellGo or SMT Controller?

CampbellGo ships an update every 4 months, and SMT Controller every 4 months. Most recently, CampbellGo was updated on September 24, 2026 and SMT Controller on October 6, 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.*