English Benchmark vs Vector3D
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
English Benchmark
This app uses AI to automatically score English language skills in speaking, listening, reading, and writing. It provides detailed reports for educators and certificates for parents, making assessments engaging and stress-free for young learners.
- AI-powered scoring
- Speaking, listening, reading, writing assessment
- Detailed reports for teachers
- Certificates for parents
- Global Scale of English scoring
- Engaging graphics and fun activities
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Developed by experts, English Benchmark uses sophisticated artificial intelligence to automatically score students’ abilities in speaking, listening, reading and writing. It delivers results in minutes, with detailed reports for teachers and certificates for parents. Using engaging graphics and fun activities, English Benchmark helps students feel relaxed when they take their English test, ensuring assessment doesn’t become a stressful part of life for young learners. Scored on the Global Scale of English, English Benchmark integrates with any English course and gives detailed recommendations for how to use your Pearson course to help students improve.
Vector3D
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Vector3D: Math Plotter brings your math to life — plot vectors, points, and line segments in interactive 3D space, right on your iPad or iPhone. Whether you're a student tackling linear algebra, a teacher preparing classroom demonstrations, or a physics enthusiast exploring 3D geometry, Vector3D gives you an intuitive tool to visualise mathematical objects the way they really look. FEATURES • Plot vectors with custom start points, components, colours, and thickness • Visualise points and line segments in full 3D • Display vectors in i, j, k notation with automatic magnitude calculation • Labels follow each object in 3D space for easy identification • Adjust axis and grid size to fit any scale • Save scenes as .vviz files and reload them anytime • Share scenes via AirDrop, Files, or any app • Capture and share screenshots of your 3D scene • Dark mode and light mode support • Available in English, Traditional Chinese, and Japanese • Works completely offline — no account required, no data collected FREE vs PRO Free: Plot up to 10 objects per day, save up to 3 scenes Pro (one-time purchase): Unlimited objects and unlimited scene saves PRIVACY Vector3D collects zero data. No analytics, no ads, no tracking. Everything stays on your device. Perfect for: • High school and university students studying vectors, linear algebra, or calculus • Math and physics teachers creating visual aids • STEM learners curious about 3D geometry
Screenshots
Verdict
The clearest difference is in-app purchases: English Benchmark at none against Vector3D's 1. English Benchmark also leads on iOS requirement (11.0 vs 16.6). On price, ads and device support 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. Vector3D sells 1 one-off in-app purchase. English Benchmark asks for nothing beyond the download.
| Parameter | English Benchmark | Vector3D |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 5 months | — |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPad | iPhone, iPad — better |
| Requires iOS | 11.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 14 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Pearson Education, Inc. | Tin Chi Chan |
In-app purchases
English Benchmark
No in-app purchases
Vector3D
- Pro Upgrade$0.99
Questions
Is English Benchmark free?
Is Vector3D free?
Do English Benchmark or Vector3D have ads?
Other comparisons
