# Mathstack vs Orbit

The clearest difference is device support: Orbit at 3 against Mathstack's 1. Orbit also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Mathstack sells 3 in-app purchases, starting at $1.99 per 7 days and Orbit sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Mathstack ships an update every 11 days, Orbit weekly. The most recent releases landed on October 17, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Mathstack | Orbit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mathstack-sequence-puzzle/id6748113494/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 11 days | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 31 MB | 36 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Hazerim Interactive Entertainment, UAB](https://appshunter.io/developer/1804702752) | [Mehmet Akif AKDOL](https://appshunter.io/developer/1874538073) |

## What reviewers say

### Mathstack

[App page](https://appshunter.io/ios/app/mathstack-sequence-puzzle/id6748113494)

A unique number puzzle game where you stack cards to form sequences. Strategically use temporary slots to clear the board and uncover hidden cards. Offers three difficulty levels for a tailored challenge.

**Highlights:** Sequence building gameplay, Strategic card stacking, Temporary slot management, Three difficulty levels, Uncover hidden cards

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads (Weekly) | $1.99 | per 7 days |
| No Ads (Monthly) | $5.99 | per month |
| No Ads (Lifetime) | $19.99 | one-time |


### Orbit

[App page](https://appshunter.io/ios/app/orbit-space-needles/id6764142519)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Orbit Premium | $4.99 | per month |
| EMERALD CRATE | $1.99 | one-time |


## Frequently asked questions

### Is Mathstack free?

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

### Is Orbit free?

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

### Do Mathstack or Orbit have ads?

Both Mathstack and Orbit show ads.

### Which is updated more often, Mathstack or Orbit?

Mathstack ships an update every 11 days, and Orbit weekly. Most recently, Mathstack was updated on October 17, 2026 and Orbit on October 31, 2026.

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