# LightMate - ExpoCalc

> LightMate - ExpoCalc (iPhone/iPad app by Qiao Hu.)

- Source: https://appshunter.io/ios/app/lightmate-expocalc/id6743069293 (this page in markdown: same URL + `.md`)
- Developer: [Qiao Hu](https://appshunter.io/developer/1076093840)
- Category: Photo & Video, Utilities
- Price: $0.99
- Age rating: 4+
- Requires: iOS 18.0 · 1 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2025-03-10
- Data updated: 2026-08-12
- User reviews in markdown: https://appshunter.io/ios/app/lightmate-expocalc/id6743069293/reviews.md

## What is LightMate?

LightMate - ExpoCalc: Your Long Exposure Photography Companion
Transform your long exposure photography with precision and ease. Whether capturing silk-smooth waterfalls, ethereal cloud movements, or mesmerizing light trails, LightMate delivers the exact calculations you need in seconds.
PROFESSIONAL PHOTOGRAPHY TOOLS:

Calculate perfect exposure times based on your ND filters
Find the ideal ND filter combination for your desired exposure length
Adjust aperture, shutter speed, and ISO with intuitive controls
View multiple equivalent exposure combinations instantly

DESIGNED FOR PHOTOGRAPHERS BY PHOTOGRAPHERS:

Clean, distraction-free interface optimized for field use
Precise calculations based on professional photography principles
Support for all standard ND filter densities (ND2-ND100000)
Save favorite settings for quick access
Dark mode for night shooting sessions

PERFECT FOR:

Landscape photographers capturing flowing water and clouds
Architectural photographers removing crowds from busy scenes
Urban photographers creating dramatic light trails
Any photographer wanting to master long exposure techniques

Skip the guesswork and complex mental calculations. LightMate - ExpoCalc handles the technical details so you can focus on creativity and composition.


## Version history (last 3 releases)

### 1.0.2 — 2025-04-01

add ND Filter Preference settings, you can  chose your own Filters as default vendor

### 1.0.1 — 2025-03-17

fix some bugs

### 1.0 — 2025-03-10

No release notes.

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| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Reciprocity Timer](https://appshunter.io/ios/app/reciprocity-timer/id459691262) | 3.0 (3) | $1.99 | Photo & Video |
| [BeenTo](https://appshunter.io/ios/app/beento/id6446942913) | 5.0 (2) | Free | Photo & Video |
| [Film Reciprocity](https://appshunter.io/ios/app/film-reciprocity/id1605389719) | 3.7 (6) | Free | Photo & Video |
| [ND Filter Long Exposure Photo](https://appshunter.io/ios/app/nd-filter-long-exposure-photo/id6741926889) | 5.0 (1) | Free | Photo & Video |
| [ND Filters](https://appshunter.io/ios/app/nd-filters/id1449381658) | — | $0.99 | Photo & Video |
| [LExp - Long Exposure Calcs](https://appshunter.io/ios/app/lexp-long-exposure-calcs/id547000247) | 4.7 (17) | $3.99 | Photo & Video |

## More apps by Qiao Hu

- [Lenscape Explore](https://appshunter.io/ios/app/lenscape-explore/id6745590228)

All apps by Qiao Hu: https://appshunter.io/developer/1076093840

## Related topics

[lightmate](https://appshunter.io/ios/topics/lightmate)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-12.*