DELTA Camera vs Raylo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DELTA Camera
This app offers professional photography controls with a unique one-gesture interface. Easily adjust ISO, shutter speed, and white balance with simple touch, drag, and release actions. Capture detailed RAW images and monitor settings in real-time.
- One-gesture manual controls
- Adjust ISO, shutter speed, white balance
- RAW photo support
- Real-time HUD for settings
- Intuitive interface
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Delta Camera – One Touch. Pro Photography. Delta Camera lets you control ISO, shutter speed, white balance, and all manual camera settings with just one gesture: touch, drag, and release. Say goodbye to complicated menus and enjoy professional photography with intuitive, effortless controls. - Full Manual Control in a Single Gesture – Adjust ISO, shutter speed, exposure, focus, and more with just one swipe of your finger. - Pro RAW Support – Capture every detail in RAW format for ultimate flexibility in post-processing. - Innovative On-Screen HUD – Monitor and adjust all settings in real-time without interrupting your shot. Transform your iPhone into a professional manual camera and take full control of every shot with just one gesture.
Raylo
This app offers a versatile lighting solution for both content creation and sleep aid. It provides professional ring light features for photography and makeup, alongside a soothing night light and white noise generator for better sleep.
- Beauty ring light with real-time mirror
- Adjustable color temperature (3000K-6000K)
- Sleep night light with melatonin-friendly hues
- Immersive white noise soundscapes
- Customizable smart sleep timer
- Eye-care reading light with amber mode
- Full HSL color control for creative lighting
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Raylo - Professional Fill Light, Sleep Sounds & Flashlight By day, Raylo becomes your pocket studio light, beauty mirror and Morse signal tool. By night, it transforms into a gentle bedside light and immersive sleep sound companion. Raylo is built for anyone who wants better lighting and practical tools in one place. From portrait lighting and video calls to Morse signaling, nighttime reading, relaxing soundscapes and remote control from Apple Watch, Raylo makes every beam useful and beautiful. 【Professional Beauty & Portrait Lighting】 Front camera mirror: Use your screen as a live mirror while adding fill light for selfies, makeup and video recording without switching between devices. Full-spectrum HSL and precise color temperature: Adjust from warm 3000K candlelight to cool 6000K daylight for different scenes and skin tones. Creative ring lighting: Choose heart, starburst, cat-eye and other patterns to add attractive catchlights to portraits. Softbox screen lighting: Turn your phone screen into a soft, even light source for smoother, flattering illumination. 【Apple Watch Control & Remote Lighting】 Smooth brightness control: Turn the Digital Crown on Apple Watch to adjust your iPhone light and color smoothly. Remote control: When your phone is set up across the room, use your watch to switch light colors, toggle the flashlight or control sleep sounds. Wrist light: Use a full-screen lighting mode on your watch for gentle nighttime illumination. Instant interaction: Quick phrases and haptic alerts help coordinate shooting and remote control more efficiently. 【Morse Signal & Powerful Flashlight】 Convert text to Morse code: Enter any message and send it as timed light signals using your phone flashlight. Manual Morse practice: Tap to send Morse signals instantly for learning, fun and outdoor situations. Bright flashlight and strobe modes: Adjust brightness, set a custom flash rate or activate the international SOS pattern. 【Sleep, Relaxation & Bedside Light】 Relaxing red-orange light: A gentle breathing light effect helps create a calmer bedtime atmosphere. Natural sleep sounds: Enjoy rain, ocean waves, forest cabins, fireplace sounds and more to help mask distracting background noise. Smart sleep timer: Light and sound gradually fade before turning off automatically. Background playback: Keep Raylo running with the screen locked for a low-power nighttime experience. Reading mode: Use warmer, gentler lighting for late-night reading. 【Protection & Simple Interaction】 Screen protection: Built-in pixel-shift protection helps reduce the effects of prolonged static display use. Dark-room interface: A high-contrast, minimal interface makes one-handed operation easier in low light. Download Raylo and turn every light into a useful tool for content creation, signaling, relaxation and everyday life. Privacy Policy: https://zcnt04z98lwf.feishu.cn/docx/QyPqdLqL7oVAgIxr2W0cBJ6Ynkb Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: Raylo at Free against DELTA Camera's $4.99. Raylo also leads on rating (5.0 vs 4.4) and device support (4 vs 2). DELTA Camera's advantage is in-app purchases (none vs 4) and ads (none vs shown). On iOS requirement 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
Raylo is free to download; DELTA Camera costs $4.99 up front. Raylo sells 4 in-app purchases, starting at $0.99 per month. DELTA Camera asks for nothing beyond the download.
Raylo holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: DELTA Camera has 11 ratings behind it against 1, so its average is the more settled of the two.
DELTA Camera ships an update every 2 days, Raylo fortnightly. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.
| Parameter | DELTA Camera | Raylo |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 4.4 (11 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 11 — better | 1 |
| Update frequency | Every 2 days — better | Fortnightly |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 14.5 — better | 15 |
| Further details — not scored | ||
| Size | 1 MB | 72 MB |
| Age rating | 4+ | 4+ |
| Developer | Tae ho Lee | 翔 陈 |
Customer experience
DELTA Camera
Raylo
In-app purchases
DELTA Camera
No in-app purchases
Raylo
- Raylo Pro Monthly$0.991 Month
- Raylo Pro Yearly3 Days trial$5.991 Year
- Lifetime Unlock$7.99
- Lifetime Ad-Free$19.99









