# Constellations Puzzle vs Primee!

The clearest difference is price: Constellations Puzzle at Free against Primee!'s $1.99. Constellations Puzzle also leads on ratings volume (21 vs 7). Primee!'s advantage is ads (none vs shown) and rating (5.0 vs 4.8). On review sentiment, update cadence, in-app purchases and device support there is nothing between them.

Constellations Puzzle is free to download; Primee! costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Primee! holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 21 and 7 respectively. Written reviews point the same way: 84% of Constellations Puzzle's written reviews are positive against 87% of Primee!'s.

Constellations Puzzle ships an update every 5 months, Primee! every 2 months. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Constellations Puzzle | Primee! |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | [4.8 (21 ratings)](https://appshunter.io/ios/app/constellations-puzzle/id585551131/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/primee-a-brain-teaser-game/id6504009384/reviews)** |
| Number of ratings | **21** | 7 |
| Positive reviews | 84.4% of reviews | **86.7% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | **Ad-supported** | Paid |
| Size | 14 MB | 115 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Plus Inc. (Japan)](https://appshunter.io/developer/445792061) | [SOFT DEVICE INC.](https://appshunter.io/developer/1457647052) |

## What reviewers say

### Constellations Puzzle

[App page](https://appshunter.io/ios/app/constellations-puzzle/id585551131)

Learn constellations through a fun jigsaw puzzle experience. Choose from three modes featuring different sets of constellations. Compete for the best time, collect picture panels, and use assistance features to help you learn.

**Highlights:** Learn constellations via jigsaw puzzles, Three distinct constellation modes, Timed challenges for best scores, Collectible picture panels, Assisted navigation feature, Global player leaderboards

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

**In-app purchases:** none


### Primee!

[App page](https://appshunter.io/ios/app/primee-a-brain-teaser-game/id6504009384)

This is a fast-paced puzzle game where players tap prime numbers and swipe to factor composite numbers. It offers a mental workout with quick games and global leaderboards, designed for adults and teens seeking a satisfying challenge.

**Highlights:** Tap primes and factor composites, Mental workout for focus and logic, Quick 2-minute game sessions, Global leaderboards, Satisfying and addictive gameplay

**In-app purchases:** none


## Frequently asked questions

### Is Constellations Puzzle free?

Constellations Puzzle is free to download, with no in-app purchases.

### Is Primee! free?

Primee! costs $1.99, with no in-app purchases.

### Which has better reviews, Constellations Puzzle or Primee!?

Primee! is rated higher. Constellations Puzzle averages 4.8 out of 5 from 21 ratings, while Primee! averages 5.0 from 7 ratings.

### Do Constellations Puzzle or Primee! have ads?

Constellations Puzzle shows ads; Primee! does not.

### Which is updated more often, Constellations Puzzle or Primee!?

Constellations Puzzle ships an update every 5 months, and Primee! every 2 months. Most recently, Constellations Puzzle was updated on November 1, 2026 and Primee! on November 4, 2026.

---

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