Number Series Calculator

Number Series Calculator (Package Name: com.expressionfinder) is developed by PLATANUS and the latest version of Number Series Calculator 311.0 was updated on November 2, 2025. Number Series Calculator is in the category of Education. You can check all apps from the developer of Number Series Calculator and find 63 alternative apps to Number Series Calculator on Android. Currently this app is for free. This app can be downloaded on Android 6.0+ on APKFab or Google Play. All APK/XAPK files on APKFab.com are original and 100% safe with fast download.

Quickly solve number patterns, arithmetic progressions, geometric series used in IQ tests. Perfect for students, teachers, and math enthusiasts!
Experimental AI features added in beta mode — functionality not guaranteed and may be removed later.
These AI features include:
Calculating missing numbers in sequences using AI.
Creating number series tests automatically using AI.
🚀 Key Features:
✔ Solve Missing & Next Numbers – Identify the next or missing term in any sequence.
✔ Sequence Formulas & Patterns – Recognize arithmetic, geometric, Fibonacci, and prime number series.
✔ Graphical Representations – Visualize sequences with detailed charts.
✔ Sum Calculations – Compute sums of terms, including partial sums.
✔ Custom Math Expressions – Enter complex fractions like 1/2, 2/3, ?/4 for accurate results.
✔ Custom Formulas (JavaScript Syntax) – Create and evaluate your own sequence formulas.
✔ Letter Sequences Support – Customize alphabets to solve letter-based patterns.
✔ No Internet Needed – Solve problems anytime, anywhere.
You can download the paid version without ads.
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New Feature: Interactive Test Mode!
Challenge yourself and sharpen your skills with the all-new Interactive Test feature! Our app now includes a smart quiz mode where you can practice finding missing numbers across a variety of sequence types.
📘 Test Categories Include:
• Arithmetic Progression
• Geometric Progression
• Alternating Series
• Square/Cube Number Series
• Prime Number Series
• Fibonacci Series
• Complex & Other Series
• IQ Test
You can choose to focus on one category or take a Mixed Test with questions from all types, offering a comprehensive and engaging brain workout.
Whether you're learning or mastering number sequences, the new test mode makes it fun, challenging, and educational!
🔍 Perfect for Test Preparation:
📌 Online assessment tests for jobs
📌 Employment aptitude tests
📌 Pre-employment screening
📌 Competitive exams requiring number series reasoning
✨ Real Examples from IQ Tests:
🔹 Fibonacci Sequence: 1, 1, 2, 3, 5, 8, 13 → Next Number = 21
🔹 Arithmetic Progression: 1, 3, 5, 7, 9, 11 → Next Number = 13
🔹 Geometric Progression: 1, 2, 4, 8, 16, 32 → Next Number = 64
🔗 Download Now & Boost Your Math Skills!
Get the ad-supported free version or upgrade to the ad-free premium version for an uninterrupted experience.
👉 Download Number Series Calculator

Number Series Calculator 311.0 Update

Experimental AI Sequence Test added (beta) — This feature is still under active development. Functionality is not guaranteed and it may be changed or removed in future updates.