(d)effect vs Astro Night Companion
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
(d)effect
This camera app applies unique, real-time visual effects directly to your photos and videos as you capture them. It offers a variety of artistic filters, allowing for live previews and immediate saving without any post-processing steps. All processing is done on-device, ensuring your content remains private.
- Live filter rendering on viewfinder
- Real-time photo and video capture
- Stackable and adjustable filters
- On-device processing for privacy
- Variety of unique artistic filters
- Random effect generation
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(d)effect is a camera that shows you the effect before you take the shot. Every filter renders live on the viewfinder at full frame rate — no preview, no "apply" step, no waiting. What you frame is what gets saved. THE FILTERS • Riso Print — RGB plate misregistration and grain, like a badly aligned risograph • Dither — 4×4 Bayer ordered dithering, the look of a 1-bit screen • ASCII — the frame rebuilt from coloured glyphs on black • False Color — channel crushing and hue cycling • Halation — the bloom that film gets around highlights • Posterize — hard tonal banding • Exclusion — a solid hue blended straight through the image • Low Res — chunky pixellation that scales with the shot • Slow Shutter — a real exposure change on the camera, so the motion blur is genuine rather than faked Stack them. Adjust contrast, brightness and saturation on anything. Hit Random when you want the machine to decide. PHOTO AND VIDEO Shoot stills or record video with the same effects, with audio, in 4:5. What the viewfinder showed is what lands in your library — filters that are sized in pixels scale with the image, so the saved file matches the preview. YOUR SHOTS STAY YOURS Everything is processed on your iPhone using Metal and Core Image. Nothing is uploaded, stored on a server, or looked at by anyone. There is no cloud gallery and no server-side processing — captures go straight to your own Photos library, into a "(d)effect" album the in-app gallery reads back. We hold one piece of personal data: the email address attached to your sign-in. You can delete your account, and it, from inside the app. — (d)effect is free while in active development — every filter unlocked, no ads, no subscription. If something breaks, tell us at support@d-effect.com and we'll fix it.
Astro Night Companion
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Astro Night Companion plans your astrophotography nights: whether to go out, where to go, what to shoot, with which exposures and in which filter order. TONIGHT AND FORECAST • A 0-100 verdict for the night, the best window, dark night, clouds, seeing, humidity, wind and Moon, hour by hour. • 5-night observability, with the reasons behind each score. • Météo-France models in France, Open-Meteo elsewhere, seeing computed from the jet stream, 7Timer as a backup. NEARBY SITE • Light pollution map (David Lorenz atlas) and a search for the best dark site reachable by car, away from dwellings, with directions and the weather checked at the site. TARGETS AND EXPOSURES • Targets from the catalogue (Messier, NGC, IC, Sharpless, LDN, vdB, Abell…) ranked for your sky, altitude, Moon and weather. • Exposures, number of subs and filter order computed for your equipment (sensor, focal length, aperture, filters, bandwidths). • AstroBin reference (IOTD, Top Pick) and its settings transposed to your sky. • “My target”: type a code and the app finds the place, the date and the window. MEASUREMENT AND HORIZON • Measure the sky background at the zenith with the iPhone camera, like an SQM-L: laid screen down, one beep at the start, two at the end. • Survey your horizon (roofs, trees, terrain): hidden targets are set aside. N.I.N.A. EXPORT • A sequence for the N.I.N.A. advanced sequencer: cooling, wait for the start time, PHD2 calibration, slew, focus, centering, guiding, dithering, meridian flip, reminders. YOUR DATA No account, no ads, no tracking. Your settings and journal stay on the device. Ten languages: French, English, Spanish, German, Italian, Dutch, Russian, Chinese, Japanese, Arabic. Red night mode preserves night vision.
Screenshots
Verdict
The clearest difference is iOS requirement: Astro Night Companion at 17.0 against (d)effect's 26.2. 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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | (d)effect | Astro Night Companion |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone |
| Requires iOS | 26.2 | 17.0 — better |
| Further details — not scored | ||
| Size | 6 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Joao Campagnolo | Mehdi Abed |
In-app purchases
(d)effect
No in-app purchases
Astro Night Companion
No in-app purchases
Questions
Is (d)effect free?
Is Astro Night Companion free?
Do (d)effect or Astro Night Companion have ads?
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