# PrismScope vs Predator Clock

The clearest difference is monetization model: PrismScope at free against Predator Clock's paid. PrismScope also leads on rating (4.8 vs 4.6) and review sentiment (90% vs 79%). Predator Clock's advantage is update cadence (every 2 months vs every 15 months) and ratings volume (61 vs 5). On price, ads, in-app purchases and device support there is nothing between them.

PrismScope costs $1.99 and Predator Clock $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PrismScope holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: Predator Clock has 61 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 90% of PrismScope's written reviews are positive against 79% of Predator Clock's.

PrismScope ships an update every 15 months, Predator Clock every 2 months. The most recent releases landed on September 27, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | PrismScope | Predator Clock |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/prismscope/id513652520/reviews)** | [4.6 (61 ratings)](https://appshunter.io/ios/app/predator-clock-alien-time/id513835976/reviews) |
| Number of ratings | 5 | **61** |
| Positive reviews | **90.0% of reviews** | 79.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 2 months** |
| Monetization | **Free** | Paid |
| Size | 6 MB | 33 MB |
| Requires iOS | **9.1** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Masataka Hakozaki](https://appshunter.io/developer/323346554) | [Gilthonwe Apps](https://appshunter.io/developer/485360929) |

## What reviewers say

### PrismScope

[App page](https://appshunter.io/ios/app/prismscope/id513652520)

Transform your camera feed into a dynamic kaleidoscope with beautiful, realistic patterns. This app applies chromatic aberration and real-time color filters to create stunning visual effects. Explore a free version to experience the magic.

**Highlights:** Live camera feed as kaleidoscope, Realistic chromatic aberration, Real-time color filters, Tapered mirror system reproduction

**Features:** macOS Compatibility

**In-app purchases:** none


### Predator Clock

[App page](https://appshunter.io/ios/app/predator-clock-alien-time/id513835976)

A unique digital clock app for fans of the Predator franchise. It features alien-themed symbols, customizable colors, and essential clock functions like alarms, timers, and stopwatches. Decrypt the time and enjoy Predator-inspired sounds.

**Highlights:** Predator-themed digital clock face, Customizable colors, Alarm, timer, and stopwatch, Four difficulty modes for time decryption, Predator-inspired sounds, 12/24-hour format, date, day of week display

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

**In-app purchases:** none


## Frequently asked questions

### Is PrismScope free?

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

### Is Predator Clock free?

Predator Clock costs $1.99, with no in-app purchases.

### Which has better reviews, PrismScope or Predator Clock?

PrismScope is rated higher. PrismScope averages 4.8 out of 5 from 5 ratings, while Predator Clock averages 4.6 from 61 ratings.

### Do PrismScope or Predator Clock have ads?

Neither PrismScope nor Predator Clock shows ads.

### Which is updated more often, PrismScope or Predator Clock?

PrismScope ships an update every 15 months, and Predator Clock every 2 months. Most recently, PrismScope was updated on September 27, 2026 and Predator Clock on September 26, 2026.

---

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