# STEM at SFA vs AnswersAi

The clearest difference is review sentiment: STEM at SFA at 100% against AnswersAi's 26%. STEM at SFA also leads on in-app purchases (none vs 5) and ads (none vs shown). AnswersAi's advantage is update cadence (weekly vs every 6 months) and ratings volume (2.2K vs 7). On price and device support there is nothing between them.

Both are free to download. AnswersAi sells 5 in-app purchases, starting at $12.99 per month. STEM at SFA asks for nothing beyond the download.

STEM at SFA holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: AnswersAi has 2.2K 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 26% of AnswersAi's.

STEM at SFA ships an update every 6 months, AnswersAi weekly. The most recent releases landed on October 12, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | STEM at SFA | AnswersAi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/stem-at-sfa/id1097369804/reviews)** | [4.6 (2.2K ratings)](https://appshunter.io/ios/app/answersai-snap-and-solve/id6459510321/reviews) |
| Number of ratings | 7 | **2.2K** |
| Positive reviews | **100.0% of reviews** | 26.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 30 MB | 175 MB |
| Requires iOS | **8.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Elemental Software, LLC](https://appshunter.io/developer/413024474) | [AnswersAI, Corp](https://appshunter.io/developer/1613953760) |

## 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


### AnswersAi

[App page](https://appshunter.io/ios/app/answersai-snap-and-solve/id6459510321)

Struggling with homework? This AI-powered app helps students by instantly solving problems from photos and providing step-by-step explanations across various subjects. It acts as a 24/7 learning assistant for exam preparation and daily assignments.

**Highlights:** Snap and solve problems from photos, Instant step-by-step explanations, Supports math, science, history, literature, 24/7 AI tutor availability, Simple, student-friendly interface

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AnswersAi Monthly Discounted | $12.99 | per month |
| Monthly | $14.99 | per month |
| AnswersAi Yearly Discounted | $39.99 | per year |
| Half Yearly | $77.99 | per 6 months |
| Yearly | $119.99 | per year |

**What reviewers like**

- 🚀 Fast and efficient
- 💡 Helpful for studying and homework
- 👍 Easy to use

**What reviewers complain about**

- 🐛 Inaccurate or inconsistent answers
- 🔒 Privacy and subscription concerns
- ⏱️ Slow processing and response times

**Reported bugs**

- Subscription issues and continued charges
- Compatibility problems with different devices and accounts
- Frequent crashes and glitches

**Requested features**

- More free scans or usage
- Better accuracy and consistency
- Easier subscription management


## Frequently asked questions

### Is STEM at SFA free?

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

### Is AnswersAi free?

AnswersAi is free to download, with in-app purchases available.

### Which has better reviews, STEM at SFA or AnswersAi?

STEM at SFA is rated higher. STEM at SFA averages 5.0 out of 5 from 7 ratings, while AnswersAi averages 4.6 from 2.2K ratings.

### Do STEM at SFA or AnswersAi have ads?

AnswersAi shows ads; STEM at SFA does not.

### Which is updated more often, STEM at SFA or AnswersAi?

STEM at SFA ships an update every 6 months, and AnswersAi weekly. Most recently, STEM at SFA was updated on October 12, 2026 and AnswersAi on October 21, 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.*