# BRASS MONKEY vs CANupgrade

The clearest difference is update cadence: CANupgrade at every 3 weeks against BRASS MONKEY's every 40 months. On price, ads, in-app purchases and device support there is nothing between them.

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

BRASS MONKEY ships an update every 40 months, CANupgrade every 3 weeks. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | BRASS MONKEY | CANupgrade |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/brass-monkey/id1463911496/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 25.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 40 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 17 MB | 53 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Electus Distribution Pty Ltd](https://appshunter.io/developer/544601805) | [Cyclops Security Systems](https://appshunter.io/developer/1549157960) |

## What reviewers say

### BRASS MONKEY

[App page](https://appshunter.io/ios/app/brass-monkey/id1463911496)

Monitor and control your smart car refrigerator remotely. Check temperature, voltage, and adjust settings like temperature and power status directly from your smartphone.

**Highlights:** Remote temperature monitoring, Voltage display, Temperature setting, Fridge on/off control

**Features:** macOS Compatibility

**In-app purchases:** none


### CANupgrade

[App page](https://appshunter.io/ios/app/canupgrade/id6770817353)

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

**In-app purchases:** none


## Frequently asked questions

### Is BRASS MONKEY free?

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

### Is CANupgrade free?

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

### Do BRASS MONKEY or CANupgrade have ads?

Neither BRASS MONKEY nor CANupgrade shows ads.

### Which is updated more often, BRASS MONKEY or CANupgrade?

BRASS MONKEY ships an update every 40 months, and CANupgrade every 3 weeks. Most recently, BRASS MONKEY was updated on October 14, 2026 and CANupgrade on October 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*