rhodopsin vs PixArtCam
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
rhodopsin
This app is a video synthesizer designed for live performances. It allows users to mix video sources and apply a series of three effects. Parameters for sources, mixers, and effects can be manipulated using LFOs, envelopes, and MIDI.
- Video source mixing
- Three sequential effects
- LFO and envelope control
- MIDI parameter control
- Live performance focused
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rhodopsin is a video synthesizer for live video performances. It feeds video sources into a mixer into three effects in series. Source, mixer and effect parameters can be controlled by LFOs, envelopes and MIDI.
PixArtCam
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You can select photos for processing from your device's camera roll or take a picture with the app's camera. Pixel size can be increased or decreased. You can increase or decrease the number of colors. This allows you to make photos look like they were taken with an old mobile phone camera. It can also be monotone. Processed photos can be saved to the device's camera roll. You can also share the information to social networking sites via the share button.
Screenshots
Verdict
The clearest difference is price: PixArtCam at $0.49 against rhodopsin's $9.99. rhodopsin's advantage is update cadence (every 2 months vs every 8 months) and chart position (#101 vs unranked). On ads, in-app purchases and device support 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
rhodopsin costs $9.99 and PixArtCam $0.49 up front. Neither carries in-app purchases, so what you see is what you pay.
rhodopsin ships an update every 2 months, PixArtCam every 8 months. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.
| Parameter | rhodopsin | PixArtCam |
|---|---|---|
| Price | $9.99 | $0.49 — better |
| Rating | 5.0 (25 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 25 — better | — |
| Update frequency | Every 2 months — better | Every 8 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Best chart rank | #101 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.5 |
| Further details — not scored | ||
| Size | 293 MB | 0 MB |
| Age rating | 4+ | +4 |
| Developer | Christopher Barth | HAYATO ONODERA |
In-app purchases
rhodopsin
No in-app purchases
PixArtCam
No in-app purchases
