# Series Math Solver by CS — Sequence Calculator and Tools

> Sequence Calculator and Tools (iPhone/iPad app by ChatStick Company Limited.)

- Source: https://appshunter.io/ios/app/series-math-solver-by-cs/id6775148098 (this page in markdown: same URL + `.md`)
- Developer: [ChatStick Company Limited](https://appshunter.io/developer/1165816085)
- Category: Education, Utilities
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 26.0 · 12 MB
- Languages: American English
- Released: 2026-06-23
- Data updated: 2026-07-28
- User reviews in markdown: https://appshunter.io/ios/app/series-math-solver-by-cs/id6775148098/reviews.md

## What is Series Math Solver by CS?

Series Math Solver helps students, teachers, tutors, and self-learners solve arithmetic and geometric sequences with clear step-by-step explanations.

Enter the values you know, leave one value blank, and let the app calculate the missing term, first term, common difference, common ratio, term number, or sum. Built-in explanations show the formula, substitutions, intermediate steps, and final answer so you can understand the method, not just copy the result.

Core tools:

- Arithmetic sequence solver
- Geometric sequence solver
- Finite and infinite series sum calculator
- Sequence type detector
- Sequence generator with chart preview
- Formula library with examples and common mistakes
- Glossary for key sequence terms
- Study guide with exam tips and real-world examples
- Practice mode by difficulty
- Quick, challenge, and mixed quizzes
- Word problems with worked solutions
- Achievements for solving, streaks, quizzes, exploration, and sharing
- Saved calculation history
- Share and PDF export options

Use Series Math Solver for homework checks, class review, tutoring sessions, test preparation, and quick reference when studying sequences and series.

The free version includes core solving and study tools with daily limits and ads. A one-time premium unlock removes ads and unlocks higher limits, full examples, additional practice access, PDF export, and more.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Unlock All Features | $2.99 | one-time |



## Version history (last 1 release)

### 1.0 — 2026-06-23

No release notes.

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All apps by ChatStick Company Limited: https://appshunter.io/developer/1165816085

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-28.*