# Postman API vs Galactic Chess Invaders

The clearest difference is ads: Galactic Chess Invaders at none against Postman API's shown. Galactic Chess Invaders also leads on review sentiment (100% vs 75%) and rating (5.0 vs 4.8). Postman API's advantage is iOS requirement (12.0 vs 17.0). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Galactic Chess Invaders holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 13 and 5 respectively. Written reviews point the same way: 75% of Postman API's written reviews are positive against 100% of Galactic Chess Invaders's.

Postman API ships an update every 3 days, Galactic Chess Invaders every 2 days. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Postman API | Galactic Chess Invaders |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (13 ratings)](https://appshunter.io/ios/app/postman-api-first-journey/id6470000113/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/galactic-chess-invaders/id6811389163/reviews)** |
| Number of ratings | **13** | 5 |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 days | **Every 2 days** |
| Monetization | Ad-supported | **Free** |
| Size | 207 MB | 29 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 12+ |
| Developer | [Postdot Technologies, Inc](https://appshunter.io/developer/1702105208) | [Zack Urlocker](https://appshunter.io/developer/1893448954) |

## What reviewers say

### Postman API

[App page](https://appshunter.io/ios/app/postman-api-first-journey/id6470000113)

Navigate a challenging world by dodging obstacles and defeating bugs. Utilize unique powers to advance through levels and reach the API-First World. This game offers an engaging experience focused on strategic movement and combat.

**Highlights:** Avoid obstacles, Destroy bugs, Use Postman powers, Reach API-First World, Strategic movement

**In-app purchases:** none


### Galactic Chess Invaders

[App page](https://appshunter.io/ios/app/galactic-chess-invaders/id6811389163)

This game blends arcade-style shooting with real chess mechanics. Players control both White's chess pieces and a laser ship simultaneously, facing waves of descending black pieces that shoot back. Each level introduces new challenges and power-ups, making it accessible even for non-chess players.

**Highlights:** Real chess engine with legal moves, Simultaneous arcade shooter gameplay, Ten unique levels with distinct mechanics, Power-ups like rapid fire and nukes, Cadet and standard difficulty modes, Original soundtrack and arcade audio

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Postman API free?

Postman API is free to download, with no in-app purchases.

### Is Galactic Chess Invaders free?

Galactic Chess Invaders is free to download, with no in-app purchases.

### Which has better reviews, Postman API or Galactic Chess Invaders?

Galactic Chess Invaders is rated higher. Postman API averages 4.8 out of 5 from 13 ratings, while Galactic Chess Invaders averages 5.0 from 5 ratings.

### Do Postman API or Galactic Chess Invaders have ads?

Postman API shows ads; Galactic Chess Invaders does not.

### Which is updated more often, Postman API or Galactic Chess Invaders?

Postman API ships an update every 3 days, and Galactic Chess Invaders every 2 days. Most recently, Postman API was updated on November 3, 2026 and Galactic Chess Invaders on November 7, 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.*