SolCalc vs ShutterLife
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
SolCalc
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SolCalc is a sun and moon calculator that tells you when the light will be right โ at any place on Earth, on any day you pick. Get sunrise, sunset and solar noon together with data of the blue hour, the golden hour and the twilight times (civil, nautical and astronomical). Calculate moonrise, moonset and moon phases (calculated data are approximations of +/- 1 day accuracy). You can also calculate and visualize the shadow length that an object will create. Point your camera at the scene and AR mode draws the sun's path straight onto the live view, with golden hour and blue hour markers, azimuth, elevation and shadow length. Widgets put the next golden hour, sunset or blue hour on your Home Screen and Lock Screen with a live countdown, and reminders tell you before the light changes โ calculated on your device, without an account or a server. In this app you can view data for multiple locations. These can be defined manually or automatically by getting your GPS location. Additionally you have the opportunity to manually set timezones of the locations, which can be helpful if you are planning trips to locations with another timezone than the one where you currently are. CORE FEATURES AT A GLANCE โข Calculation of sunrise, sunset and solar noon โข Calculation of moonrise and moonset + moon phase โข Calculation of the civil blue hour โข Calculation of twilight times (civil, nautical and astronomical) โข Calculation of the golden hour โข Visualization of the azimuth data of sunrise, sunset, moonrise and moonset โข Visualization of the azimuth data of sun and moon for a specific time โข Calculation and visualization of an object's shadow (e.g. helpful for planning photovoltaics/PV alignment) โข Visualization of the sun's height over a day โข AR mode: follow the sun's path live through your camera โข Home Screen and Lock Screen widgets with the next golden hour, sunset, blue hour or sunrise and a live countdown โข Golden hour reminder, e.g. "Golden hour begins in 30 min" โข Definition of multiple locations, including your current position (based on GPS) โข Forecast SOLCALC FOR APPLE WATCH โข A 24-hour dial shows night, twilight, golden hour and daylight around the clock, with the next sunrise, sunset or blue hour and a live countdown in the middle โข Today's key times at a glance: sunrise, solar noon, golden hour, sunset and blue hour โข Moon phase, moonrise and moonset, with the direction of each โข Your saved places come over from your iPhone automatically, or use the watch's own GPS โข Complications and Smart Stack widgets: sunrise and sunset, the next golden or blue hour, remaining daylight, and the moon PRO FEATURES โข No limit in selecting a date for calculation (max. +/- 7 days in the free version) โข Full monthly forecast โข Unlimited AR mode โข Reminders for sunrise, blue hour and full moon, with the direction the full moon rises in โข Day ring widget: all of today's sun times around the clock, plus the moon โข Export of forecast data to Excel tables Note: the calculated values are approximations to plan your photography trips. Additionally it depends on the weather situation how good, or whether, the blue or golden hour is visible. TERMS OF SERVICE https://passwordsafe.app/solcalc/policies/terms.html End User License Agreement (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
ShutterLife
Instantly check the shutter count of a used camera before buying or selling. Simply open a sample photo from the camera in the app to see its real shutter count. For sellers, generate a PDF report to build trust and get a better price.
- Read shutter count from photos
- Check before buying used cameras
- Generate PDF reports for selling
- Works offline, no data upload
- Supports JPG, CR2, CR3, NEF, ARW, RAF, PEF, DNG
- Privacy-focused, on-device processing
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Know your camera's shutter count before you buy or sell: for the Canon, Nikon, Sony, Fujifilm, Pentax, Leica and Ricoh models listed below. Buying a used camera? Ask the seller for a sample photo, open it in ShutterLife and read the shutter count straight from the file before you spend a cent. Selling? Share a PDF report with the reading from your own file. ShutterLife reads the shutter count directly from your camera's image files, no internet, no data upload, no account required. Works on iPhone, iPad, and Mac. HOW IT WORKS Import a photo straight from your photo library or the Files app on iPhone and iPad. ShutterLife reads the file and instantly shows you the shutter count. IMPORTANT: ORIGINAL PHOTO REQUIRED The photo must be the original. When you send a photo, messaging apps like WhatsApp strip out the data your camera writes into it, and the count with it. Ask for it via AirDrop, email (original size), or a cloud service (iCloud, Dropbox, Google Drive). CAREFULLY TESTED ShutterLife was built and tested on real camera files, not on simulations. ShutterLife shows the value your camera wrote into the image file. On the Canon EOS RP and R7 in HDR mode, the app adds the measured difference and marks it. Note: firmware updates or counter resets may affect the value shown. No software can guarantee that a file came from that camera unaltered. If in doubt, compare the serial number in the report with the one on the camera. Manufacturer figures are tested minimum thresholds, not failure forecasts. CHECK BEFORE YOU BUY ShutterLife can only show the shutter count if your camera writes it into the image file. These cannot be read: DSLRs from Canon and Sony (for example the EOS 5D Mark IV), the Sony ZV-E1, smartphones (iPhone/iPad), most compact cameras, and the Leica M series. They don't store the count in the photo. Some mirrorless models from both brands are covered, such as the Canon EOS R6. Only the list below counts: if your model is not on it, we have not tested it. With Nikon, Pentax and Fujifilm it sometimes works anyway; with Canon and Sony, rely on the list only. SUPPORTED CAMERAS Complete list, same as in the app. โข Canon: EOS R, R5, R6, R6 II, R7, R8, RP, R50 โข Nikon: Z9, Z8, Z7 II, Z7, Z6 III, Z6 II, Z6, Z5, Z5 II, Zf, Zfc, Z50, Z50 II, Z30, D6, D5, D4, D850, D810, D800/E, D780, D750, D700, D610, D500, D7500, D7200, D7100, D5600, D3500, D3400, D3300 โข Sony: A1, A1 II, A9 II, A9, A7R VI/V/IV/IVA/III/IIIA/II, A7S III/II, A7 V/IV/III/II, A7C, A7C II, A7CR, A6700, A6600, A6500, A6400, A6300, A6100, A6000, FX3, ZV-E10 โข Fujifilm: X100VI, X100V, GFX100 II, GFX50S II, X-T5, X-T4, X-T3, X-T2, X-T1, X-T30 II, X-T20, X-H2S, X-H2, X-H1, X-S20, X-S10, X-Pro3, X-E4 โข Pentax: K-1, K-1 II, K-3 III, K-3 II, K-3, KF, KP, K-70, K-S2, K-5 II, K-5, K-7, K-50, K-30, 645Z, 645D โข Leica: Q2, Q2 Monochrom, Q3, Q3 43, CL, SL2, SL2-S, SL3, SL3-S, D-Lux 8 โข Ricoh: GR III Camera missing, or a listed model not recognized? Write to us via "Contact Us". With two consecutive original photos we can check whether the count can be read. COUNT AND TESTED THRESHOLD See your shutter count and, next to it, how it relates to the threshold the manufacturer tested for. That threshold is a tested minimum, not a failure forecast: above it the manufacturer stopped testing. The figure appears when a confirmed manufacturer rating exists and the counter really tracks actuations. Fujifilm counters track frames instead, so those models show the count without a percentage. SUPPORTED FILE FORMATS JPG, HEIC, HEIF, HIF, CR2, CR3, NEF, ARW, RAF, PEF, DNG PRIVACY FIRST All processing happens on your device. The app uploads nothing, analyzes nothing, and does not track you. No internet connection required. We only see a photo if you choose to email one to us yourself.
Screenshots
Verdict
The clearest difference is price: SolCalc at Free against ShutterLife's $2.99. ShutterLife's advantage is in-app purchases (none vs 3). On update cadence, ads, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
SolCalc is free to download; ShutterLife costs $2.99 up front. SolCalc sells 3 in-app purchases, starting at $0.99 per month. ShutterLife asks for nothing beyond the download.
SolCalc ships an update every 3 weeks, ShutterLife every 2 weeks. The most recent releases landed on October 13, 2026 and October 14, 2026 respectively.
| Parameter | SolCalc | ShutterLife |
|---|---|---|
| Price | Free โ better | $2.99 |
| Positive reviews | โ | 66.7% of reviews |
| Update frequency | Every 3 weeks | Every 2 weeks โ better |
| Ads | No | No |
| In-app purchases | Yes | No โ better |
| Monetization | โ | Paid |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Mac |
| Requires iOS | 18.2 | 17.0 โ better |
| Further details โ not scored | ||
| Size | 68 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Robert Ehrhardt | Adriano Camonita |
In-app purchases
SolCalc
- Pro - 1 month$0.991 Month
- Pro - 1 year$6.991 Year
- Pro - Lifetime$12.99
ShutterLife
No in-app purchases
Questions
Is SolCalc free?
Is ShutterLife free?
Do SolCalc or ShutterLife have ads?
Which is updated more often, SolCalc or ShutterLife?
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