LightMeter Express vs WorthWait
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LightMeter Express
This tool transforms your iPhone into a professional light meter for photography. It offers accurate exposure readings with real-time calculations for aperture, shutter speed, and ISO, supporting various camera settings and providing exposure compensation.
- Real-time light metering
- Precise exposure calculations
- Support for standard camera settings
- Exposure value (EV) display
- Spot metering (Pro feature)
- Live histogram (Pro feature)
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LightMeter Express - Professional Camera Tool Transform your iPhone into a precision light meter for film and digital photography. Get accurate exposure readings with an intuitive interface designed for photographers who demand professional-grade metering capabilities. CORE FEATURES (FREE): • Real-time light metering using your device's camera • Precise aperture, shutter speed, and ISO calculations • Support for all standard camera settings • Clean, professional interface optimized for quick readings • Exposure value (EV) display with compensation controls • Camera settings reference for popular film and digital cameras • Works in any lighting condition your camera can see • Intuitive haptic feedback with "full-stop" detents for exposure drag gestures PERFECT FOR: • Film photographers seeking accurate meter readings • Digital photographers wanting precise exposure control • Studio and outdoor photography • Learning proper exposure techniques • Backup metering when your camera's meter fails PRO FEATURES (One-time $0.99 purchase): • **Spot Metering** - Professional spot metering with zoomed preview for precise exposure readings from specific areas of your scene. Drag to reposition, tap to meter. Works best on iPhones with telephoto lenses for maximum precision • Custom Step Increments - Choose between 1/3, 1/2, or full stop increments for all exposure parameters to match your camera and shooting style • Live Histogram - Real-time histogram display with RGB channel analysis for precise exposure evaluation and highlight/shadow monitoring • Preview Compensation - See exposure compensation effects directly in the camera preview to visualize over/under exposure before shooting • Custom Limits - Set personalized aperture, shutter speed, ISO, and exposure compensation limits to match your specific camera gear and preferences • Black & White Preview - Turn the camera preview into a grayscale image for helping with B&W photography The free version provides full light metering functionality suitable for most photography needs. Pro features add advanced customization and analysis tools for professional and enthusiast photographers. TECHNICAL NOTES: • Requires camera access to function as a light meter • All processing happens locally on your device • No internet connection required • Compatible with iPhone • Spot metering optimized for devices with multiple camera lenses PRIVACY: Light Meter respects your privacy. Camera data is processed locally and never stored or transmitted. No personal information is collected.
WorthWait
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A camera with a roll of 24 frames you can't look at until tomorrow. That's the whole product. Not a technical limitation, not a feature we forgot to build: it's the decision everything else comes from. HOW IT WORKS You open a roll. You get 24 exposures — 36 with Plena. No preview, no review screen, no deleting mid-frame. When you shoot the last one, the roll goes in to develop and twenty-four hours begin. When they're up, it opens all at once: every frame together, the one that came out perfectly beside the one you don't remember taking. The clock doesn't start until you finish the roll. A roll can take you an afternoon or spread across three days. Nobody is rushing you. WHY YOU CAN'T LOOK Because being able to look changes what you do with the camera in your hand. The moment reviewing is possible, you start shooting for the review: you take it again, you find the safe angle, you delete what doesn't convince you. Without that possibility, you shoot for what you're living through, not for what you think will look good three seconds later. And yes, we know that not looking itches. That itch isn't a side effect we tolerate. It's the sign that the photograph still mattered to you when you took it. NOTHING INVENTED No generative AI. No interpolation. WorthWait adds nothing: no smoothed faces, no recomposed skies, no corrected skin. It gives you the pixels the camera captured, and not one invented. No digital zoom either. A crop you decide with your fingers isn't zoom — it's resolution you give up instead of stepping closer. THIRTY-FIVE MILLIMETERS WorthWait frames at 35mm. Always, on every phone. Not a setting, not a mode you switch on: it's the focal length the camera works at, and it never changes. FOUR FILMS, NOT FILTERS Original, Flat, Negative, Positive. Each one gives a whole roll its character before you take the first frame, the way you chose your film before loading the camera. They interpret color and contrast. They don't invent detail that wasn't there, and they don't rescue a technically bad photograph. EXPOSURE AND FOCUS, IF YOU WANT THEM Drag a finger across the viewfinder to change exposure: the whole screen is the control, no buttons on the image. Focus where you want, or let the camera do it. None of it shows up unless you look for it. Untouched, WorthWait shoots fully automatic, like a disposable. Touched, it's as precise as you want it to be. BLIND MODE Turn the viewfinder off completely. No screen, no frame, no last crutch to check against: light, instinct, and your hand. It isn't for every moment. It's there for when you want to take the trust one step further. PLENA — ONE PAYMENT No subscription, no renewal. Plena gives you rolls of 36, the number a full roll carried. It develops when you ask, once the roll is complete. And it gives you Camera Only: viewfinder and shutter, nothing else around them. What will never sit behind a payment: the camera skins, the four films, and the aspect ratio. How your camera looks and how your photographs feel are not merchandise. YOUR PHOTOGRAPHS ARE YOURS No account. No sign-up. No cloud. Your photographs live in your phone's private storage and we never see them, because we never have them. When a roll develops, you can export it to your gallery. THIS APP ISN'T FOR YOU IF You want to see the photograph right away. You want to edit. You want to set ISO and shutter speed by hand, number by number. You want to delete the ones that didn't work. All of that exists, it's good that it exists, and there are excellent apps for it. It just isn't here, and it isn't coming. All things develop in time.
Screenshots
Verdict
The clearest difference is iOS requirement: WorthWait at 15.0 against LightMeter Express's 17.6. On price, update cadence, ads and in-app purchases 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. LightMeter Express sells 1 one-off in-app purchase and WorthWait sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Both ship on a similar rhythm, roughly daily. The most recent releases landed on September 27, 2026 and October 6, 2026 respectively.
| Parameter | LightMeter Express | WorthWait |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (8 ratings) — better | — |
| Positive reviews | 87.5% of reviews | — |
| Number of ratings | 8 — better | — |
| Update frequency | Daily | Daily |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 17.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Digitaino LLC | Dennis Berti |
In-app purchases
LightMeter Express
- Light Meter Pro$2.99
WorthWait
- WorthWait Plena$14.99
Questions
Is LightMeter Express free?
Is WorthWait free?
Do LightMeter Express or WorthWait have ads?
Which is updated more often, LightMeter Express or WorthWait?
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