# rop vs PRISM

The clearest difference is review sentiment: PRISM at 100% against rop's 64%. PRISM also leads on update cadence (every 4 days vs monthly) and chart position (#200 vs unranked). rop's advantage is price ($0.99 vs $1.99) and iOS requirement (8.0 vs 15.0). On ads, in-app purchases, monetization model and device support there is nothing between them.

rop costs $0.99 and PRISM $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

rop ships an update monthly, PRISM every 4 days. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | rop | PRISM |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | **[4.2 (18 ratings)](https://appshunter.io/ios/app/rop/id970421850/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 63.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | Paid | Paid |
| Best chart rank | — | **#200** |
| Size | 25 MB | 4 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GAMEBRAIN YAZILIM TEKNOLOJILERI ANONIM SIRKETI](https://appshunter.io/developer/1822763537) | [에이드리븐 주식회사](https://appshunter.io/developer/1655290007) |

## What reviewers say

### rop

[App page](https://appshunter.io/ios/app/rop/id970421850)

A polished and mind-bending puzzle game featuring a minimalist design. It offers a new puzzle experience with 198 challenging levels.

**Highlights:** Minimalist puzzle game, Mind-bending levels, Extraordinary design, 198 levels

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and intuitive gameplay
- 🎨 Aesthetically pleasing design
- 🧠 Challenging puzzles that engage the mind
- 🕰️ Great time-killer game
- 💰 Good value for the price

**What reviewers complain about**

- 🔒 No option to disable background music
- 🔍 Small game board makes it difficult to see connections
- 💰 Paywall to access additional levels
- 🐛 Occasional crashes or bugs
- 🔁 Repetitive gameplay after completing initial levels

**Reported bugs**

- Inability to restore in-app purchases
- Game freezes or crashes on certain devices

**Requested features**

- Add a hint system or tutorial for new players
- Implement cross-device progress sync
- Increase game board size for better visibility
- Add more variety in puzzle types and gameplay


### PRISM

[App page](https://appshunter.io/ios/app/prism-light-puzzle/id6803019903)

**Currently charting:** #200 Top Paid · Board (US App Store)

A logic puzzle game where players manipulate light beams by rotating pieces to illuminate crystals with specific colors. It features 240 unique, machine-proven puzzles across six chapters, teaching real optics principles.

**Highlights:** Light beam manipulation, Color matching puzzles, 6 chapters with 240 levels, Real optics principles, No ads or in-app purchases, Offline play

**In-app purchases:** none


## Frequently asked questions

### Is rop free?

rop costs $0.99, with no in-app purchases.

### Is PRISM free?

PRISM costs $1.99, with no in-app purchases.

### Do rop or PRISM have ads?

Neither rop nor PRISM shows ads.

### Which is updated more often, rop or PRISM?

rop ships an update monthly, and PRISM every 4 days. Most recently, rop was updated on October 24, 2026 and PRISM on October 20, 2026.

---

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