PrismScope Lite vs Euler VS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PrismScope Lite
Transform your camera feed into a mesmerizing kaleidoscope with beautiful, realistic patterns. Apply real-time color filters to create unique visual experiences. This free version includes a watermark on screen and output images.
- Real-time kaleidoscope effect
- Realistic tapered mirror system
- Chromatic aberration simulation
- Live color filters
- Watermark on free version
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Display Images from Camera as Kaleidoscope. Enjoy Beautiful Patterns. ・Reproduce "Tapered Mirror System Kaleidoscope". ・More realistic image by drawing Chromatic Aberration of Light. ・Real-time Color Filters. ************************************************** This app is a FREE version. On the screen and the output image, the watermark character will display. ************************************************** == System Requirements == iPhone 3GS, iPod touch 4G or later iOS 5.0 or later == Specifications == When used this app for a long time, near the lens of iPhone will be hot as with default camera app. In that case, please put a little time to launch it. == Troubleshooting == Some users report that they can't save image when they upgrade to iOS6. At first enter "SETTINGS" in the device and then enter the "PRIVACY" option, there find out the "PHOTO" option and activate it. Some users report that they can't launch this app when they upgrade to iOS8. At first enter "SETTINGS" in the device and then enter the "PRIVACY" option, there find out the "CAMERA" option and activate it. == News & Suppor == @m_hakozaki on Twitter
Euler VS
Explore a dynamic world of geometric art and visual synthesis with interactive touch controls. Design and play with harmonic motion and color systems, with options to expand your library through in-app purchases. Sync your creations from macOS for a seamless experience.
- Interactive geometric art
- Harmonic motion exploration
- Touch-driven visual synthesis
- 24 professional presets
- In-app preset packs
- Tap Tempo feature
- iCloud sync with macOS
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Discover a living world of harmonic motion, geometric art, and interactive visual synthesis. Euler VS Player brings the expressive visuals of the macOS app to your iPhone and iPad in a streamlined, touch-driven experience built for exploration, performance, and play. Play Anywhere. Create on macOS. Euler VS Player includes 24 professionally crafted presets, each showcasing unique combinations of periodic functions, harmonic oscillators, geometric transformations, and color systems. Interact with any shape using simple touch gestures to explore animations in real time. Design your own presets using Euler Visual Synthesizer for macOS, organize them into banks, for synchronization with your iOS device through iCloud. Preset Packs and Performance Tools Expand your library with premium professionally designed preset banks available as in-app purchases. For performance and live play, you can tap along to music using the built-in Tap Tempo feature. Tempo-enabled presets will pulse and animate in time with your rhythm. A fully automatic mode is also included, allowing Euler VS Player to cycle through all presets in a bank hands-free. Important Note Euler VS Player is an interactive visual tool. It does not react to external audio input. Tempo-based modulation is controlled manually using Tap Tempo or through automatic playback options.
Screenshots
Verdict
The clearest difference is rating: Euler VS at 5.0 against PrismScope Lite's 3.9. Euler VS also leads on review sentiment (100% vs 80%) and device support (4 vs 2). PrismScope Lite's advantage is in-app purchases (none vs 2) and iOS requirement (9.1 vs 15.2). On price, ratings volume, update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Euler VS sells 2 one-off in-app purchases. PrismScope Lite asks for nothing beyond the download.
Euler VS holds the better App Store score, 5.0 against 3.9. Both are backed by a comparable volume of ratings — 7 and 5 respectively. Written reviews point the same way: 80% of PrismScope Lite's written reviews are positive against 100% of Euler VS's.
PrismScope Lite ships an update every 15 months, Euler VS every 8 months. The most recent releases landed on October 1, 2026 and September 23, 2026 respectively.
| Parameter | PrismScope Lite | Euler VS |
|---|---|---|
| Price | Free | Free |
| Rating | 3.9 (7 ratings) | 5.0 (5 ratings) — better |
| Positive reviews | 79.6% of reviews | 100.0% of reviews — better |
| Number of ratings | 7 — better | 5 |
| Update frequency | Every 15 months | Every 8 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod, Apple TV — better |
| Requires iOS | 9.1 — better | 15.2 |
| Further details — not scored | ||
| Size | 7 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Masataka Hakozaki | AllOneWord Software LLC |
Customer experience
PrismScope Lite
Euler VS
In-app purchases
PrismScope Lite
No in-app purchases
Euler VS
- Townsend '94 Bank$0.99
- King St. Garage$0.99








