Quick Unit Convert vs LumenSpatial
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Quick Unit Convert
This utility app offers a streamlined way to convert units with an intuitive, single-screen interface. It's designed to be lightweight and visually appealing, supporting dark mode for comfortable use across various devices.
- Intuitive user interface
- Single screen design
- Supports all screen sizes
- Lightweight
- Dark mode
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The unit converter app that you wish came pre installed on your device.. - Intuitive and efficient user interface. - Clean and beautiful single screen user interface. - Designed with all screen sizes in mind. - Lightweight in size. - Dark mode.
LumenSpatial
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Turning your iPhone into a research grade tool for live light measurement and spatial mapping. Capture relative lux, foot candle, or PPFD readings, then move into plane or volume workflows to study distribution, coverage, and uniformity in context. The app keeps capture guidance visible while you scan, and lets you export recorded runs for later review. Built for all lighting professionals, researchers, horticulture teams, and technical field work.
Screenshots
Verdict
The clearest difference is iOS requirement: Quick Unit Convert at 15.6 against LumenSpatial's 17.0. On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Quick Unit Convert | LumenSpatial |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 19 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 1 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Divya Kothari | Mengjie Fan |
In-app purchases
Quick Unit Convert
No in-app purchases
LumenSpatial
No in-app purchases
Questions
Is Quick Unit Convert free?
Is LumenSpatial free?
Do Quick Unit Convert or LumenSpatial have ads?
Other comparisons
