CrossMark vs GravityMark GPU Benchmark
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CrossMark
This utility app measures your device's system performance. It requires iOS 14.0 or newer and a screen size of 5.8 inches or greater.
- System performance measurement
- iOS 14.0+ compatibility
- Requires 5.8"+ screen
- 4GB RAM minimum
- Supports multiple Apple devices
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Crossmark is an application which measures system performance. System Requirements: * 5.8" or greater screen * iOS 14.0 and newer * RAM 4GB
GravityMark GPU Benchmark
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.
- Real-time GPU rendering
- Massive object quantity
- GPU-accelerated scene management
- Bypasses CPU bottlenecks
- Utilizes astronomical data
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GravityMark GPU Benchmark demonstrates the capabilities of modern GPUs by rendering an enormous quantity of objects in real-time, utilizing GPU acceleration. We avoid typical CPU-based performance bottlenecks by delegating the entirety of scene management and rendering steps exclusively to the GPU. Apple A14+ and M1+ SoC are recommended for great results. The following resources are used in the benchmark: NASA visible Earth database, GEBCO 2020 grid, the HYG star database archive, ESO / Serge Brunier The Milky Way panorama.
Screenshots
Verdict
The clearest difference is review sentiment: GravityMark GPU Benchmark at 44% against CrossMark's 0%. GravityMark GPU Benchmark also leads on in-app purchases (none vs 1). CrossMark's advantage is rating (5.0 vs 4.2) and device support (4 vs 2). On price, ratings volume, update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. CrossMark sells 1 one-off in-app purchase. GravityMark GPU Benchmark asks for nothing beyond the download.
CrossMark holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 8 and 6 respectively. Written reviews complicate that: 0% of CrossMark's written reviews are positive against 44% of GravityMark GPU Benchmark's, so the app with the better star average is not the one people write more warmly about.
CrossMark ships an update every 2 months, GravityMark GPU Benchmark every 4 months. The most recent releases landed on August 18, 2026 and July 22, 2026 respectively.
| Parameter | CrossMark | GravityMark GPU Benchmark |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (8 ratings) — better | 4.2 (6 ratings) |
| Positive reviews | 0.0% of reviews | 44.4% of reviews — better |
| Number of ratings | 8 — better | 6 |
| Update frequency | Every 2 months — better | Every 4 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad |
| Requires iOS | 14.2 — better | 16.0 |
| Further details — not scored | ||
| Size | 727 MB | 91 MB |
| Age rating | 4+ | 4+ |
| Developer | Business Applications Performance Corporation | Tellusim Technologies Inc. |
Customer experience
CrossMark
GravityMark GPU Benchmark
In-app purchases
CrossMark
- CrossMark Pro$29.99
GravityMark GPU Benchmark
No in-app purchases
