Comparison

GravityMark GPU Benchmark vs Memory Test

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Real-time GPU rendering
  • Massive object quantity
  • GPU-accelerated scene management
  • Bypasses CPU bottlenecks
  • Utilizes astronomical data
Features
Read full description

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.

About

Memory Test

Features
Read full description

Memory Test is a simple word recall practice app for quick self-check sessions. You will see five random words for a short time, then type the words you remember. After each session, the app shows your score, recalled words, missed words, and session date. You can review past results in your local history and change basic app settings such as theme mode. Features - Practice short word recall in quick sessions - View five random words and recall them after a timer - See your score, recalled words, and missed words - Track past results in local history - Delete individual history items when needed - Choose System, Light, or Dark theme mode - Simple, calm interface - No account required Memory Test is designed for personal practice, reflection, and general wellness tracking. It is not a medical device and does not diagnose, detect, treat, prevent, or assess dementia, cognitive impairment, memory disorders, or any medical condition. If you have concerns about memory, cognition, mental health, neurological symptoms, medication effects, or any other medical issue, consult a qualified healthcare professional. Memory Test is for informational and self-check purposes only. Scores and history are practice-session results only. The app does not provide medical advice, diagnosis, treatment, prevention, or clinical assessment.

Screenshots

GravityMark GPU Benchmark4 screens
Memory Test4 screens

Verdict

The call

The clearest difference is in-app purchases: GravityMark GPU Benchmark at none against Memory Test's 1. GravityMark GPU Benchmark also leads on ads (none vs shown). Memory Test's advantage is update cadence (every 2 weeks vs every 4 months). On price, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Memory Test sells 1 one-off in-app purchase. GravityMark GPU Benchmark asks for nothing beyond the download.

UpkeepUpdate frequency

GravityMark GPU Benchmark ships an update every 4 months, Memory Test every 2 weeks. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

Scorecard3 real differences · 7 level
GravityMark GPU Benchmark versus Memory Test: the parameters behind the verdict, then further details
ParameterGravityMark GPU BenchmarkMemory Test
PriceFreeFree
Rating4.0 (9 ratings) — better—
Positive reviews44.4% of reviews—
Number of ratings9 — better—
Update frequencyEvery 4 monthsEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17.0
Further details — not scored
Size91 MB8 MB
Age rating4+4+
DeveloperTellusim Technologies Inc.Jeongmo Kang

In-app purchases

None

GravityMark GPU Benchmark

No in-app purchases

1 purchases

Memory Test

One-time1
  • Memory Test Pro$3.99

Questions

Is GravityMark GPU Benchmark free?
GravityMark GPU Benchmark is free to download, with no in-app purchases.
Is Memory Test free?
Memory Test is free to download, with in-app purchases available.
Do GravityMark GPU Benchmark or Memory Test have ads?
Memory Test shows ads; GravityMark GPU Benchmark does not.
Which is updated more often, GravityMark GPU Benchmark or Memory Test?
GravityMark GPU Benchmark ships an update every 4 months, and Memory Test every 2 weeks. Most recently, GravityMark GPU Benchmark was updated on October 24, 2026 and Memory Test on October 26, 2026.

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