# Grinder Pro vs BT

The clearest difference is review sentiment: Grinder Pro at 50% against BT's 0%. Grinder Pro also leads on monetization model (ad-supported vs paid) and iOS requirement (11.0 vs 15.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Grinder Pro ships an update fortnightly, BT every 10 days. The most recent releases landed on October 1, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Grinder Pro | BT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.9 (9 ratings)](https://appshunter.io/ios/app/grinder-pro/id1569555783/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Every 10 days** |
| Monetization | **Ad-supported** | Paid |
| Size | 146 MB | 60 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Elif Arzu Dedekarginoglu](https://appshunter.io/developer/1485093691) | [Oleksandr Zheliezniak](https://appshunter.io/developer/1570664017) |

## What reviewers say

### Grinder Pro

[App page](https://appshunter.io/ios/app/grinder-pro/id1569555783)

Experience satisfying ASMR sensations through a variety of actions like grinding, slicing, and dicing. Take your gameplay to the next level with engaging mechanics.

**Highlights:** Grind, slice, dice, slash, crash gameplay, ASMR sensory experience, Satisfying action mechanics, Engaging progression

**Features:** macOS Compatibility

**In-app purchases:** none


### BT

[App page](https://appshunter.io/ios/app/bt-2-simulator/id1615566654)

Experience a flight simulator where you can destroy enemy vehicles and defend territory. Learn about the Bayraktar TB2's features and track your accomplishments in destroying targets. A portion of proceeds from this app goes to supporting Ukraine.

**Highlights:** Flight simulation gameplay, Destroy enemy vehicles, Learn about Bayraktar TB2, Track destroyed vehicles, Support Ukraine

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

**In-app purchases:** none


## Frequently asked questions

### Is Grinder Pro free?

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

### Is BT free?

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

### Do Grinder Pro or BT have ads?

Both Grinder Pro and BT show ads.

### Which is updated more often, Grinder Pro or BT?

Grinder Pro ships an update fortnightly, and BT every 10 days. Most recently, Grinder Pro was updated on October 1, 2026 and BT on October 9, 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.*