# Pross UncleChip vs TAMA Smart IoT

The clearest difference is review sentiment: TAMA Smart IoT at 63% against Pross UncleChip's 11%. TAMA Smart IoT also leads on price (Free vs $27.99). Pross UncleChip's advantage is update cadence (monthly vs every 8 months) and iOS requirement (8.0 vs 14.0). On ads, in-app purchases and device support there is nothing between them.

TAMA Smart IoT is free to download; Pross UncleChip costs $27.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pross UncleChip ships an update monthly, TAMA Smart IoT every 8 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Pross UncleChip | TAMA Smart IoT |
| --- | --- | --- |
| Price | $27.99 | **Free** |
| Rating | **[2.6 (8 ratings)](https://appshunter.io/ios/app/pross-unclechip/id1498155941/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 11.1% of reviews | **62.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 8 months |
| Monetization | Paid | **Free** |
| Size | 105 MB | 190 MB |
| Requires iOS | **8.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [DONG HAE IM](https://appshunter.io/developer/1498155940) | [ACE Electronics Co., Ltd](https://appshunter.io/developer/1539100429) |

## What reviewers say

### Pross UncleChip

[App page](https://appshunter.io/ios/app/pross-unclechip/id1498155941)

This app is designed to operate the PROSS UNCLECHIP, an auxiliary ECU for vehicles. It provides the necessary interface to manage and control the vehicle's auxiliary electronic control unit.

**Highlights:** Operate PROSS UNCLECHIP, Vehicle auxiliary ECU management, Control electronic control unit

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

**In-app purchases:** none


### TAMA Smart IoT

[App page](https://appshunter.io/ios/app/tama-smart-iot/id1571621813)

Control your home appliances remotely from anywhere in the world. Manage multiple devices simultaneously, set timers for automated functions, and easily share device access with family members. The app offers a quick and simple connection process to your smart devices.

**Highlights:** Remote appliance control, Simultaneous device management, Customizable timers, Family device sharing, Quick device connection

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

**In-app purchases:** none


## Frequently asked questions

### Is Pross UncleChip free?

Pross UncleChip costs $27.99, with no in-app purchases.

### Is TAMA Smart IoT free?

TAMA Smart IoT is free to download, with no in-app purchases.

### Do Pross UncleChip or TAMA Smart IoT have ads?

Neither Pross UncleChip nor TAMA Smart IoT shows ads.

### Which is updated more often, Pross UncleChip or TAMA Smart IoT?

Pross UncleChip ships an update monthly, and TAMA Smart IoT every 8 months. Most recently, Pross UncleChip was updated on November 3, 2026 and TAMA Smart IoT on November 3, 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.*