# NatureMapr data collector vs Physics Calculators

The clearest difference is review sentiment: NatureMapr data collector at 91% against Physics Calculators's 0%. NatureMapr data collector also leads on price (Free vs $1.99) and update cadence (every 6 weeks vs every 10 months). On ads, in-app purchases and device support there is nothing between them.

NatureMapr data collector is free to download; Physics Calculators costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

NatureMapr data collector ships an update every 6 weeks, Physics Calculators every 10 months. The most recent releases landed on June 8, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | NatureMapr data collector | Physics Calculators |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Positive reviews | **91.4% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 10 months |
| Monetization | **Free** | Paid |
| Size | 158 MB | 7 MB |
| Requires iOS | **12.2** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [at3am IT Pty Ltd](https://appshunter.io/developer/995856272) | [loay setrak](https://appshunter.io/developer/923932983) |

## What reviewers say

### NatureMapr data collector

[App page](https://appshunter.io/ios/app/naturemapr-data-collector/id1042299523)

This application allows users to report observations of plants and animals across Australia. The collected data is then shared with relevant government agencies, researchers, and environmental organizations. It's designed for community members, students, and professionals alike to contribute to environmental monitoring.

**Highlights:** Report plant and animal sightings, Data shared with government and researchers, Contribute to environmental monitoring, Australian-made and hosted, Suitable for all community members

**In-app purchases:** none


### Physics Calculators

[App page](https://appshunter.io/ios/app/physics-calculators/id1297962147)

This app provides a comprehensive collection of 120 physics calculators covering a wide range of topics from mechanics to electromagnetism. It's designed for students and professionals needing quick access to formulas and calculations for physics problems.

**Highlights:** 120 physics calculators, Covers mechanics, energy, motion, and more, Easy-to-use interface, Quick access to formulas, Suitable for students and professionals

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is NatureMapr data collector free?

NatureMapr data collector is free to download, with no in-app purchases.

### Is Physics Calculators free?

Physics Calculators costs $1.99, with no in-app purchases.

### Do NatureMapr data collector or Physics Calculators have ads?

Neither NatureMapr data collector nor Physics Calculators shows ads.

### Which is updated more often, NatureMapr data collector or Physics Calculators?

NatureMapr data collector ships an update every 6 weeks, and Physics Calculators every 10 months. Most recently, NatureMapr data collector was updated on June 8, 2026 and Physics Calculators on September 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*