YOKI Camera vs CamRoast
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
YOKI Camera
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YOKI Camera is an effector camera that applies the concept of guitar effects to photography. Guitar effects are not devices for making sound clean or correct. They distort, delay, and modulate sound, changing it mid-performance to create expression and structure itself. YOKI Camera translates this idea into photography. Light is treated as an input signal and processed through effectors at the moment of capture, producing the photograph in real time. 【A camera for “playing” photographs】 YOKI Camera is not designed for those who want automatic, polished images or effortless memory-keeping. Instead, it is a camera for those who want to receive light as a signal and enjoy unpredictable, chance-driven changes as they happen. Photography here is not a task aimed at a finished result, but an improvisational act of engaging with light itself. YOKI Camera was born from this way of thinking. 【A camera with a different goal from filters and post-processing】 Most camera apps and editing tools focus on refining the appearance of images after they are captured. That is not where YOKI Camera’s interest lies. What matters is experiencing how the signal of light changes immediately after the shutter is pressed. The act of witnessing transformation, rather than polishing a result, becomes the photographic experience. 【A shooting experience that treats light as an input signal】 YOKI Camera receives light as a signal and alters its behavior through effectors. Effectors do not produce the same result every time. Their response changes according to the intensity and fluctuation of light. As a result, even with the same setup, each shot reveals a slightly different expression. 【Enjoying change that includes chance】 While settings and configurations can shape tendencies, results can never be fully fixed. What happens in that moment is captured as a one-time expression. Rather than reproducibility, YOKI Camera values receiving the reaction that emerges in the instant it occurs. 【Receiving visual stimuli before meaning】 Photos created with YOKI Camera are not meant to explain or describe their subjects. Instead, they emphasize visual stimuli that exist before meaning—form, brightness, fluctuation, and rhythm. 【Exploring composition by rearranging effectors】 Multiple effectors are placed on a board, reordered, and adjusted while shooting. Which effectors are used, and in what order, dramatically changes how light responds. Change the configuration, try again, and shoot once more. This repetition itself becomes the photographic experience. 【Effectors available from the start】 YOKI Camera comes with essential effectors ready to use immediately after installation. These form the foundation for experiencing light as a signal. – EQ (Equalizer) Adjusts brightness and tonal balance, shaping which bands of the signal are emphasized. It forms the base of the overall structure and influences how subsequent effectors respond. – Distortion Distorts the signal of light, breaking contours and tonal gradations to create rough, tense expressions. Its response changes with the intensity of incoming light, making chance especially noticeable. – Reverb Creates afterimages and overlaps of light, adding spatial depth and lingering resonance. It captures not only the subject, but the sense of light remaining in the space. These effectors can be used individually or in combination. Even with this basic setup alone, you can explore manipulating light, changing structure, and observing how it reacts. 【About the Effector Store】 If you wish to expand your expressive range, you can add new effectors through the store. Only what you choose is added—there is no need to purchase anything you do not need.
CamRoast
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CamRoast is an AI snarky camera app. Snap or upload photos and get rated by critics with fun personas — picky girlfriend, snarky bestie, straight-guy taste, veteran photographer. Scoring covers composition, lighting, mood and story, plus snarky remarks. Features master filters inspired by Hamada, Kawashima, Moriyama & more for film-style shots. Generate a snarky photo critique report in one tap. All photos are processed locally; originals never leave your device. No IAPs, no subscriptions. Download and try it out!
Screenshots
Verdict
The clearest difference is update cadence: CamRoast at every 4 days against YOKI Camera's every 2 months. YOKI Camera's advantage is iOS requirement (18.0 vs 26.0). On price, 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
Both are free to download. YOKI Camera sells 8 one-off in-app purchases and CamRoast sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
YOKI Camera ships an update every 2 months, CamRoast every 4 days. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.
| Parameter | YOKI Camera | CamRoast |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 27 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | YOSHIKI KOJIMA | 延德 聂 |
In-app purchases
YOKI Camera
- Bit Crusher$0.49
- Phaser$0.49
- Chorus$0.49
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- Fuzz$0.49
- Vibrato$0.49
- Delay$0.49
- Noise Gate$0.49
- Full Pack$1.99
CamRoast
- CamRoast PRO$2.99








