# Chaipang Multiplication vs Mars AI

The clearest difference is update cadence: Mars AI at every 2 days against Chaipang Multiplication's every 3 months. Mars AI also leads on ratings volume (4 vs 1). Chaipang Multiplication's advantage is iOS requirement (13.0 vs 17.0). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Chaipang Multiplication sells 1 one-off in-app purchase and Mars AI sells 7 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Chaipang Multiplication against 5.0 for Mars AI. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

Chaipang Multiplication ships an update every 3 months, Mars AI every 2 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Chaipang Multiplication | Mars AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/chaipang-multiplication/id1615331704/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/mars-ai-study-and-note-taker/id6786825890/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 135 MB | 27 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Wecref Co., Ltd.](https://appshunter.io/developer/1570555584) | [Nexify Labs](https://appshunter.io/developer/1817440343) |

## What reviewers say

### Chaipang Multiplication

[App page](https://appshunter.io/ios/app/chaipang-multiplication/id1615331704)

This game-based learning app helps children improve their multiplication skills through engaging card games. Players compete against characters with varying calculation abilities, earning stars and climbing ranks to achieve the highest score.

**Highlights:** Improves calculation speed and accuracy, Game-based learning approach, Card game format, Character-based ranking system, Star block rewards, Crown for highest score

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 차이판 구구단 광고제거 | $2.99 | one-time |


### Mars AI

[App page](https://appshunter.io/ios/app/mars-ai-study-and-note-taker/id6786825890)

This app transforms dense academic material into interactive study missions. It automates organization, generates summaries, flashcards, and practice tests from lectures, PDFs, or links, helping users retain information more effectively and reduce study time.

**Highlights:** Instant AI Summaries, Audio Lecture Podcasts, Gamified Test Prep, Interactive AI Chat, Progress Trackers, Lecture Recording & PDF Upload

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mars AI Premium Weekly | $4.99 | per 7 days |
| Mars AI Premium Monthly | $12.99 | per month |
| Mars AI Premium Annual | $49.99 | per year |
| Mars AI Premium Annual | $49.99 | per year |
| Mars AI Premium Annual | $59.99 | per year |
| Mars AI Premium Annual | $69.99 | per year |
| Mars AI Premium Annual | $79.99 | per year |


## Frequently asked questions

### Is Chaipang Multiplication free?

Chaipang Multiplication is free to download, with in-app purchases available.

### Is Mars AI free?

Mars AI is free to download, with in-app purchases available.

### Which has better reviews, Chaipang Multiplication or Mars AI?

Chaipang Multiplication and Mars AI are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.

### Do Chaipang Multiplication or Mars AI have ads?

Neither Chaipang Multiplication nor Mars AI shows ads.

### Which is updated more often, Chaipang Multiplication or Mars AI?

Chaipang Multiplication ships an update every 3 months, and Mars AI every 2 days. Most recently, Chaipang Multiplication was updated on October 24, 2026 and Mars AI on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*