LensTrails vs Celeris
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
LensTrails
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LensTrails is a private photography journal and intelligent shoot planner for photographers who collect places, ideas and experiences, not just pictures. Try LensTrails Pro free for one month, with no registration. Viewpoints are available through the separate LensTrails Complete subscription. After the trial, an active subscription is required. BUILD YOUR PHOTOGRAPHY JOURNAL Save locations from the map, Google Maps, a new photo or a geolocated camera-roll image. Keep: โข Photos, notes and creative ideas โข Tags, ratings and location types โข Preferred month and time of day โข Shooting direction โข Address, coordinates, elevation and distance โข Visit and return-planning details Browse your journal on a map, in a searchable list or as a photo grid. Filter by name, notes, tags, type, rating, distance or preferred shooting time. DISCOVER VIEWPOINTS LensTrails introduces Viewpoints, a curated worldwide catalog of promising photography locations. Explore Viewpoints on the map, open a location to see its available photos, notes, tags, address and photographic context, then evaluate its conditions using LensTrails planning tools. Import the locations that interest you into your private journal and add your own photos, notes, tags, rating, shooting direction and preferred timing. Viewpoints help you discover places. LensTrails helps you plan the photograph. Your personal locations remain private and are never published, crowdsourced or added to the public catalog. GET SMART SHOOT SUGGESTIONS LensTrails evaluates saved locations using their character, tags, preferred timing, shooting direction, weather, clouds, fog, sunrise and sunset quality, sun position, moonlight, night-sky conditions, aurora potential, light pollution and tides where relevant. Each suggestion provides a score, recommended time window, direction to face and an explanation of why the conditions may work. Long-term suggestions identify useful months and times to return. PLAN WEATHER, LIGHT AND SKY See current conditions and a five-day forecast, including temperature, rain, wind, humidity, visibility and cloud layers. A 24-hour cloud graph helps reveal changing conditions. Plan daylight, golden hour, blue hour, sunrise, sunset, moon, stars, Milky Way and aurora photography. Use map overlays and Sky Path camera previews to understand how light and sky objects move around a scene. FIND DARKER SKIES Explore light pollution on the map and understand how nearby light sources may affect night photography. PLAN COASTAL PHOTOGRAPHY See five-day tide forecasts and detailed tide curves. LensTrails can consider tides when suggesting shoots involving beaches, rocks, reflections, access and moving water. MADE FOR THE FIELD Search by address or place, check elevation, navigate with your preferred mapping app, share locations and receive reminders. Export your journal as GPX or CSV. Your locations remain private on your iPhone, with optional private iCloud sync between Apple devices. LensTrails is made for landscape, cityscape, seascape, travel, drone, street, wildlife and outdoor photographers. Terms of Use: https://lenstrails.jerome.photo/eula.html Privacy Policy: https://lenstrails.jerome.photo/privacy.html
Celeris
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Plan the photo. Find the moment. Celeris is visual photo planning built around the picture you want to take. Choose your standpoint, direction and focal length. In a simulated camera view, see how your subject lines up with the sun, moon or Milky Way. Then find when the picture becomes possible โ and take the plan outside. Start free. Unlock the full version once, with no subscription. A 3D WORLD BUILT FOR PHOTOGRAPHY Terrain, water, forest, buildings, photographic landmarks, your own 3D objects, camera and sky share one view. Where terrain data is available, Celeris shows the real horizon. The sun and moon light the land, cast shadows and change its appearance through the day; lakes mirror the land, the trees and the stars. In the full version, woods stand as tree crowns that turn with the seasons, and buildings from official data light up at night with street lamps and windows. After dusk, cars drive the real roads. Haze, snow and fog help you picture the shot โ as simulations, not weather forecasts. THE LANDMARK MATTERS Castles, towers, bridges and rock formations can stand in the sky as surveyed 3D models. The curated collection keeps growing; build your own objects from parts and place them on the terrain. Model, building and terrain coverage varies by location. PLANNED FROM ABOVE The drone view lifts your eye up to 1,000 m above the ground; the horizon and the rise and set times follow the height. In the flight planner, lay out a flight with waypoints or as an orbit, aim each waypoint in the 3D sky, play it back in the light of the chosen moment and export it as a video. Celeris does not fly a drone. FIND THE OPPORTUNITY Set the frame from 10 to 1200 mm or through your own lenses, in portrait or landscape, or make a panorama. Two controls find the next or previous time the sun, moon, Milky Way or a selected sky object becomes visible inside that exact frame. The real terrain skyline and the darkness needed to see it count too. A separate transit finder handles the ISS. The month calendar reveals promising nights. Event search finds sunrises, the moon, Milky Way, eclipses and more; Location Finder compares viewpoints. Save the place, time, direction and lens as a plan with a rendered picture โ and later mark it completed with your own photo. Saved places get a photo, notes and tags. DAY INTO NIGHT The time scrubber carries the colours of twilight and the sun's and moon's arcs. The 3D sky shows planets, stars, the Milky Way, zodiacal light and the ISS. The full version shows light pollution in the sky and on the map and finds nearby dark places. Find worthwhile nights for meteor showers; the full version draws their radiants and time-compressed meteors. OUT IN THE FIELD AR lays the calculated sky over your camera view. Widgets show events and your next plan. On Apple Watch, see the night as a ring, your next plan, a compass to your standpoint, the moon and ISS, plus a sequence timer and watch-face complications. START FREE. UNLOCK ONCE. The map, 3D view, terrain, catalogue, your own models, lenses and plans are free to use, with planning limited to 48 hours around now. The full version opens every date, 3D buildings, 3D forest, the drone view, the flight planner and more with a one-time in-app purchase. No subscription. One purchase unlocks it on iPhone, iPad and Mac. Plans, places, drone flights, lenses and your own models can sync across your Apple devices through iCloud. No Celeris account, ads or trackers. English and German. The star catalogue uses HYG (Astronexus) and OpenNGC (Mattia Verga), both CC BY-SA 4.0; sources and licences are in the app.
Screenshots
Verdict
The clearest difference is update cadence: LensTrails at every 3 days against Celeris's every 2 weeks. Celeris's advantage is device support (4 vs 1). On price, ads, in-app purchases 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
Both are free to download. LensTrails sells 2 in-app purchases, starting at $3.99 per month and Celeris sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
LensTrails ships an update every 3 days, Celeris every 2 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | LensTrails | Celeris |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days โ better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone | iPhone, iPad, Mac, Apple Watch โ better |
| Requires iOS | 17.0 | 17.0 |
| Further details โ not scored | ||
| Size | 87 MB | 85 MB |
| Age rating | 4+ | 4+ |
| Developer | Jerome Bei | Stefan Engel |
In-app purchases
LensTrails
- Pro Monthly$3.991 Month
- Pro Yearly$44.991 Year
Celeris
- Full Version$8.99









