# STEM at SFA vs Vernier Graphical Analysis

The clearest difference is review sentiment: STEM at SFA at 100% against Vernier Graphical Analysis's 32%. STEM at SFA also leads on rating (5.0 vs 2.1) and iOS requirement (8.0 vs 17.7). Vernier Graphical Analysis's advantage is ratings volume (527 vs 7) and update cadence (every 2 months vs every 6 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

STEM at SFA holds the better App Store score, 5.0 against 2.1. That said, the two scores are not equally well evidenced: Vernier Graphical Analysis has 527 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 100% of STEM at SFA's written reviews are positive against 32% of Vernier Graphical Analysis's.

STEM at SFA ships an update every 6 months, Vernier Graphical Analysis every 2 months. The most recent releases landed on September 28, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | STEM at SFA | Vernier Graphical Analysis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/stem-at-sfa/id1097369804/reviews)** | [2.1 (527 ratings)](https://appshunter.io/ios/app/vernier-graphical-analysis/id1385963326/reviews) |
| Number of ratings | 7 | **527** |
| Positive reviews | **100.0% of reviews** | 32.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 30 MB | 106 MB |
| Requires iOS | **8.0** | 17.7 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Elemental Software, LLC](https://appshunter.io/developer/413024474) | [Vernier Software & Technology](https://appshunter.io/developer/389784250) |

## What reviewers say

### STEM at SFA

[App page](https://appshunter.io/ios/app/stem-at-sfa/id1097369804)

Engage with professors on science, technology, engineering, and math topics. Explore the outdoors with a GPS-based activity feature.

**Highlights:** Ask professors questions, STEM subject focus, Outdoor GPS activity, Interactive learning

**Features:** macOS Compatibility

**In-app purchases:** none


### Vernier Graphical Analysis

[App page](https://appshunter.io/ios/app/vernier-graphical-analysis/id1385963326)

This app allows science students to collect, graph, and analyze data from Vernier sensors. It supports various sensor types, offers multiple data collection modes, and provides powerful analysis tools like curve fitting and statistics. Data can be shared and exported for reports and further analysis.

**Highlights:** Multi-sensor data collection, Various data collection modes, Simultaneous graph display, Data table view, Curve fitting, Statistical calculations, Data export (.CSV)

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Helpful for physics/chemistry labs
- 👍 Easy to use interface
- 💡 Useful data analysis features

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 🔋 Drains battery quickly
- 🤯 Bizarre and unexplained glitches
- 🤢 Caused health issues for some users

**Reported bugs**

- App freezes and becomes unresponsive
- Sensor data not accurately recorded
- Unexpected app behavior and strange visual effects

**Requested features**

- More stable and reliable performance
- Better compatibility with older devices
- Improved Bluetooth connectivity


## Frequently asked questions

### Is STEM at SFA free?

STEM at SFA is free to download, with no in-app purchases.

### Is Vernier Graphical Analysis free?

Vernier Graphical Analysis is free to download, with no in-app purchases.

### Which has better reviews, STEM at SFA or Vernier Graphical Analysis?

STEM at SFA is rated higher. STEM at SFA averages 5.0 out of 5 from 7 ratings, while Vernier Graphical Analysis averages 2.1 from 527 ratings.

### Do STEM at SFA or Vernier Graphical Analysis have ads?

Neither STEM at SFA nor Vernier Graphical Analysis shows ads.

### Which is updated more often, STEM at SFA or Vernier Graphical Analysis?

STEM at SFA ships an update every 6 months, and Vernier Graphical Analysis every 2 months. Most recently, STEM at SFA was updated on September 28, 2026 and Vernier Graphical Analysis on October 13, 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.*