# IKAWA Pro vs Sandbox Smart

The clearest difference is rating: IKAWA Pro at 3.3 against Sandbox Smart's 2.6. IKAWA Pro also leads on in-app purchases (none vs 1) and update cadence (every 2 weeks vs every 2 months). Sandbox Smart's advantage is iOS requirement (12.0 vs 15.0). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Sandbox Smart sells 1 in-app purchase, starting at $4.99 per month. IKAWA Pro asks for nothing beyond the download.

IKAWA Pro holds the better App Store score, 3.3 against 2.6. Both are backed by a comparable volume of ratings — 12 and 7 respectively. Written reviews point the same way: 35% of IKAWA Pro's written reviews are positive against 33% of Sandbox Smart's.

IKAWA Pro ships an update every 2 weeks, Sandbox Smart every 2 months. The most recent releases landed on August 25, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | IKAWA Pro | Sandbox Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (12 ratings)](https://appshunter.io/ios/app/ikawa-pro/id930831987/reviews)** | [2.6 (7 ratings)](https://appshunter.io/ios/app/sandbox-smart/id1492957836/reviews) |
| Number of ratings | **12** | 7 |
| Positive reviews | **34.8% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 124 MB | 93 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IKAWA ltd.](https://appshunter.io/developer/930831986) | [Sandbox Smart Technology Co., Ltd.](https://appshunter.io/developer/1522236498) |

## What reviewers say

### IKAWA Pro

[App page](https://appshunter.io/ios/app/ikawa-pro/id930831987)

This app enables precise, repeatable coffee sample roasting with digital control. Design, edit, and share roast profiles, and access a global library for consistent results across teams and locations. It automates heat and airflow for hands-free operation.

**Highlights:** Digital roast profile design and editing, Automated heat and airflow control, Global roast profile library access, Profile sharing with colleagues, Hands-free roasting execution, Roast data logging and history

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

**In-app purchases:** none


### Sandbox Smart

[App page](https://appshunter.io/ios/app/sandbox-smart/id1492957836)

Control your smart coffee bean roaster via Bluetooth. Select pre-programmed roast levels or manually adjust heat, fan speed, and drum rotation for custom flavors. Enjoy the process of creating your own exclusive coffee roasts.

**Highlights:** Bluetooth connectivity, Pre-programmed roast settings, Manual roast parameter adjustment, Heat control, Fan speed control, Drum rotation control

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP subscription | $4.99 | per month |


## Frequently asked questions

### Is IKAWA Pro free?

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

### Is Sandbox Smart free?

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

### Which has better reviews, IKAWA Pro or Sandbox Smart?

IKAWA Pro is rated higher. IKAWA Pro averages 3.3 out of 5 from 12 ratings, while Sandbox Smart averages 2.6 from 7 ratings.

### Do IKAWA Pro or Sandbox Smart have ads?

Neither IKAWA Pro nor Sandbox Smart shows ads.

### Which is updated more often, IKAWA Pro or Sandbox Smart?

IKAWA Pro ships an update every 2 weeks, and Sandbox Smart every 2 months. Most recently, IKAWA Pro was updated on August 25, 2026 and Sandbox Smart on September 21, 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.*