# GravityMark GPU Benchmark vs BD

GravityMark GPU Benchmark and BD are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

GravityMark GPU Benchmark ships an update every 4 months, BD every 3 months. The most recent releases landed on July 22, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | GravityMark GPU Benchmark | BD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (6 ratings)](https://appshunter.io/ios/app/gravitymark-gpu-benchmark/id1595186532/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 91 MB | 18 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tellusim Technologies Inc.](https://appshunter.io/developer/1595186534) | [Shenzhen Rierxing Electronics Co., Ltd](https://appshunter.io/developer/6773068820) |

## What reviewers say

### GravityMark GPU Benchmark

[App page](https://appshunter.io/ios/app/gravitymark-gpu-benchmark/id1595186532)

This app showcases modern GPU power by rendering vast real-time scenes. It offloads all scene management and rendering to the GPU, bypassing CPU bottlenecks. Recommended for devices with Apple A14+ and M1+ SoCs.

**Highlights:** Real-time GPU rendering, Massive object quantity, GPU-accelerated scene management, Bypasses CPU bottlenecks, Utilizes astronomical data

**Features:** macOS Compatibility

**In-app purchases:** none


### BD

[App page](https://appshunter.io/ios/app/bd-engine/id6773223585)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is GravityMark GPU Benchmark free?

GravityMark GPU Benchmark is free to download, with no in-app purchases.

### Is BD free?

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

### Do GravityMark GPU Benchmark or BD have ads?

Neither GravityMark GPU Benchmark nor BD shows ads.

### Which is updated more often, GravityMark GPU Benchmark or BD?

GravityMark GPU Benchmark ships an update every 4 months, and BD every 3 months. Most recently, GravityMark GPU Benchmark was updated on July 22, 2026 and BD on September 12, 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.*