Number Series Calculator helps you find missing or next numbers in a sequence — a common type of question in IQ tests aptitude exams and competitive exams.

The app includes two types of practice tests: a set of ready-made tests and tests generated automatically by AI tailored to your language and age group. As a bonus it also includes an Arithmetic Puzzle and a Progressive Matrices test.

🚀 Key Features:
✔ Free number sequence practice tests
✔ Find next and missing numbers (and letters!) in a sequence
✔ Progressive Matrices Tests
✔ Interactive Number Series Tests
✔ Recognize patterns like Fibonacci numbers primes and more
✔ Visualize sequences with detailed charts
✔ Custom Math Expression support
✔ Custom JavaScript expressions — build and evaluate your own sequence formulas
✔ 100% offline — no internet required practice anytime anywhere
✔ Ad-free version available for purchase

You can download the paid version without ads.
https://play.google.com/store/apps/details?id=com.numberseriescalculator


📘 Test Categories:

Arithmetic Progression
Geometric Progression
Alternating Series
Square/Cube Number Series
Prime Number Series
Fibonacci Series
Complex & Other Series
IQ Test

Focus on a single category to build mastery or take a Mixed Test pulling from every type for a full comprehensive brain workout.

🔍 Perfect for Test Prep:
📌 Online assessment tests for job applications
📌 Employment aptitude tests
📌 Pre-employment screening
📌 Competitive exams requiring number series reasoning

✨ Real IQ Test Examples:
🔹 Fibonacci Sequence: 1 1 2 3 5 8 13 → Next = 21
🔹 Arithmetic Progression: 1 3 5 7 9 11 → Next = 13
🔹 Geometric Progression: 1 2 4 8 16 32 → Next = 64

👉 Download Number Series Calculator today and train your brain one sequence at a time.