# Sharp Kitchen vs Combustion Inc.

The clearest difference is review sentiment: Combustion Inc. at 74% against Sharp Kitchen's 3%. Combustion Inc. also leads on rating (4.7 vs 1.7) and update cadence (monthly vs every 7 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Combustion Inc. holds the better App Store score, 4.7 against 1.7. That said, the two scores are not equally well evidenced: Combustion Inc. has 1.7K ratings behind it against 46, so its average is the more settled of the two. Written reviews point the same way: 3% of Sharp Kitchen's written reviews are positive against 74% of Combustion Inc.'s.

Sharp Kitchen ships an update every 7 months, Combustion Inc. monthly. The most recent releases landed on August 30, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Sharp Kitchen | Combustion Inc. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.7 (46 ratings)](https://appshunter.io/ios/app/sharp-kitchen/id1477935357/reviews) | **[4.7 (1.7K ratings)](https://appshunter.io/ios/app/combustion-inc/id1658858290/reviews)** |
| Number of ratings | 46 | **1.7K** |
| Positive reviews | 2.8% of reviews | **74.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Monthly** |
| Monetization | Free | Free |
| Size | 29 MB | 119 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sharp Electronics Corporation](https://appshunter.io/developer/356439294) | [Combustion Inc.](https://appshunter.io/developer/1588334920) |

## What reviewers say

### Sharp Kitchen

[App page](https://appshunter.io/ios/app/sharp-kitchen/id1477935357)

Control your Sharp Microwave Drawer remotely via WiFi. Send cook commands, access smart cooking settings, and receive notifications. Save favorite recipes for quick access and discover helpful content.

**Highlights:** Remote control operation, Send cook commands, Smart cook settings, Manual cooking control, Save favorite recipes, Push notifications

**Features:** macOS Compatibility

**In-app purchases:** none


### Combustion Inc.

[App page](https://appshunter.io/ios/app/combustion-inc/id1658858290)

Monitor and graph real-time food temperatures during cooking. Predict exactly when your meal will be ready using advanced sensor data and a predictive engine. Receive alerts for key cooking events and ensure food safety.

**Highlights:** Real-time core, surface, and ambient temperature graphing, Predictive engine for exact 'ready' time estimation, Advanced alerts for cooking events, Food safety parameter setting, Firmware updates for accessories, Cloud connectivity for remote monitoring, Live Activity and Apple Watch support

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Fantastic product
- 👍 Easy to use
- 🔍 Accurate temperature readings
- 💡 Predictive cooking feature
- 🚀 Seamless app experience

**What reviewers complain about**

- 🐛 Connectivity issues
- 🔋 Battery life problems
- 🐛 Unreliable performance
- 🐛 Sync and pairing problems
- 🐛 App bugs and glitches

**Reported bugs**

- Thermometer disconnects during use
- App unable to stop timer
- Inaccurate temperature readings
- App unable to find device
- Firmware update issues

**Requested features**

- Cooking history and logging
- Live status widget
- Apple Watch and Dynamic Island support
- Ambient temperature alerts
- Customizable probe labeling


## Frequently asked questions

### Is Sharp Kitchen free?

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

### Is Combustion Inc. free?

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

### Which has better reviews, Sharp Kitchen or Combustion Inc.?

Combustion Inc. is rated higher. Sharp Kitchen averages 1.7 out of 5 from 46 ratings, while Combustion Inc. averages 4.7 from 1.7K ratings.

### Do Sharp Kitchen or Combustion Inc. have ads?

Neither Sharp Kitchen nor Combustion Inc. shows ads.

### Which is updated more often, Sharp Kitchen or Combustion Inc.?

Sharp Kitchen ships an update every 7 months, and Combustion Inc. monthly. Most recently, Sharp Kitchen was updated on August 30, 2026 and Combustion Inc. on September 25, 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.*