Smart Trigger vs Luminic Light Meter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Smart Trigger
Control your compatible DSLR camera wirelessly from your smartphone. Offers modes for regular shots, long exposures, and time-lapses, allowing for advanced photography techniques up to 50 feet away.
- Wireless camera shutter release
- Timed photography tasks
- Delay starting moment
- Manage exposure time
- Set shooting interval
- Control up to 50 ft away
- Regular, Manual, and Timed Shot modes
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Note: Smart Trigger apps requires Bluetooth 4.0 Smart Trigger hardware that is available through: http://www.satechi.net/smart-trigger Smart Trigger is an advanced DSLR camera shutter release app which can be used to release camera shutter, as well as to be programmed to run timed photography task, etc. Delay the starting moment, manage exposure time, set shooting interval or organize numbers of shots. It allows you to control camera shutter up to 50 ft away from a compatible DSLR camera. Using Bluetooth technology to link your DSLR camera to your smart phone, the Smart Trigger allows for precise control of your pictures with three different shooting modes: Regular Shot mode allows your smart phone to act as a wireless shutter for your camera. Simply touch the button on your smart phone to capture a picture – perfect for including the photographer in group shots! Manual Shot mode allows you to take long exposures in bulb mode. Featuring a focus button and a shutter lock, use Manual Shot for photographic techniques like star trails and light painting. Timed Shot mode converts your smart phone to a full-featured intervalometer. Use this mode to perform advanced photography techniques like time-lapses.
Luminic Light Meter
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The light meter your film camera is missing. Point your iPhone at the scene, press MEASURE, set your camera. Accurate to within 1/3 stop, tested against professional meters. Luminic looks and works like the handheld meters of the 80s and 90s: a real LCD, real stops, no clutter. Built by a film shooter, for film shooters. METERING • Aperture priority: set your f-stop, get the shutter speed. • Shutter priority: set your speed, get the f-stop. • Scroll through equivalent exposure pairs to pick the combination you want. • Spot metering for reading just the highlight or shadow that matters. • Exposure compensation to shift the reading before you measure. READING LOG Stop scribbling exposures in a notebook. Flip the LOG switch and every reading is saved with aperture, shutter, ISO, timestamp, and a thumbnail of the scene. Long-press LOG to review your session. Up to 50 readings, stored only on your phone. ACCURACY • Full ISO range from 3 to 8000, in real 1/3 stops. • Calibration trim to match your own camera's meter, up to 2 EV in either direction. • A REC indicator and a confirmation tick tell you every reading landed. NO NONSENSE Works completely offline. No account, no ads, no tracking, no subscription. Buy it once, meter forever. PRIVACY Luminic does not collect or transmit any data. The camera is used only to measure light. Your reading log, thumbnails included, never leaves your device.
Screenshots
Verdict
The clearest difference is price: Smart Trigger at Free against Luminic Light Meter's $3.99. Smart Trigger also leads on iOS requirement (7.0 vs 17.0). Luminic Light Meter's advantage is update cadence (every 3 days vs every 6 weeks). 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
Smart Trigger is free to download; Luminic Light Meter costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Smart Trigger ships an update every 6 weeks, Luminic Light Meter every 3 days. The most recent releases landed on October 5, 2026 and September 21, 2026 respectively.
| Parameter | Smart Trigger | Luminic Light Meter |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 28.6% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 6 weeks | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 7.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 8 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Satechi | FELIX SWENSSON |
In-app purchases
Smart Trigger
No in-app purchases
Luminic Light Meter
No in-app purchases
Questions
Is Smart Trigger free?
Is Luminic Light Meter free?
Do Smart Trigger or Luminic Light Meter have ads?
Which is updated more often, Smart Trigger or Luminic Light Meter?
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