# STEP Mobile vs Nanotechnology

The clearest difference is rating: STEP Mobile at 5.0 against Nanotechnology's 4.5. STEP Mobile also leads on in-app purchases (none vs 6) and update cadence (every 3 weeks vs every 2 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Nanotechnology sells 6 in-app purchases, starting at $9.99 per month. STEP Mobile asks for nothing beyond the download.

STEP Mobile holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 5 and 2 respectively.

STEP Mobile ships an update every 3 weeks, Nanotechnology every 2 months. The most recent releases landed on November 4, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | STEP Mobile | Nanotechnology |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/step-mobile/id1527923832/reviews)** | [4.5 (2 ratings)](https://appshunter.io/ios/app/nanotechnology/id6740209781/reviews) |
| Number of ratings | **5** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | **Free** | Freemium |
| Size | 81 MB | 24 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Stanford University](https://appshunter.io/developer/292922032) | [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) |

## What reviewers say

### STEP Mobile

[App page](https://appshunter.io/ios/app/step-mobile/id1527923832)

This app connects members of a university's teacher education program. It offers access to important information and resources, and facilitates learning about fellow community members.

**Highlights:** Community access, Information resources, Networking opportunities, Faculty and staff access, Student resources

**Features:** macOS Compatibility

**In-app purchases:** none


### Nanotechnology

[App page](https://appshunter.io/ios/app/nanotechnology/id6740209781)

Explore the world of nanotechnology through interactive quizzes. Test your knowledge on topics like nanomaterials and nanomedicine, track your progress, and compete globally. Ideal for students, researchers, and enthusiasts.

**Highlights:** Comprehensive nanotechnology topics, Multiple quiz difficulty levels, Study mode with explanations, Progress tracking and achievements, Global leaderboard competition, Regular updates with new content

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $9.99 | per month |
| 6 Months | $19.99 | per 6 months |
| 1 Year | $29.99 | per year |
| 1500 | $0.99 | one-time |
| 3500 | $1.99 | one-time |
| 9000 | $3.99 | one-time |


## Frequently asked questions

### Is STEP Mobile free?

STEP Mobile is free to download, with no in-app purchases.

### Is Nanotechnology free?

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

### Which has better reviews, STEP Mobile or Nanotechnology?

STEP Mobile is rated higher. STEP Mobile averages 5.0 out of 5 from 5 ratings, while Nanotechnology averages 4.5 from 2 ratings.

### Do STEP Mobile or Nanotechnology have ads?

Neither STEP Mobile nor Nanotechnology shows ads.

### Which is updated more often, STEP Mobile or Nanotechnology?

STEP Mobile ships an update every 3 weeks, and Nanotechnology every 2 months. Most recently, STEP Mobile was updated on November 4, 2026 and Nanotechnology on November 12, 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.*