# Phys.org vs Interesting Engineering

The clearest difference is review sentiment: Interesting Engineering at 67% against Phys.org's 18%. Interesting Engineering also leads on rating (4.7 vs 2.8) and update cadence (every 10 days vs every 5 weeks). Phys.org's advantage is ads (none vs shown) and device support (3 vs 1). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. Phys.org sells 1 in-app purchase, starting at $0.99 per month and Interesting Engineering sells 4 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Interesting Engineering holds the better App Store score, 4.7 against 2.8. Both are backed by a comparable volume of ratings — 70 and 96 respectively. Written reviews point the same way: 18% of Phys.org's written reviews are positive against 67% of Interesting Engineering's.

Phys.org ships an update every 5 weeks, Interesting Engineering every 10 days. The most recent releases landed on September 25, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Phys.org | Interesting Engineering |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (70 ratings)](https://appshunter.io/ios/app/physorg/id356443503/reviews) | **[4.7 (96 ratings)](https://appshunter.io/ios/app/interesting-engineering-news/id6742738331/reviews)** |
| Number of ratings | 70 | **96** |
| Positive reviews | 18.5% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 10 days** |
| Monetization | Freemium | Free with in-app purchases |
| Best chart rank | — | **#187** |
| Size | 7 MB | 116 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Omicron Tech Ltd](https://appshunter.io/developer/356443506) | [IE Media, Inc.](https://appshunter.io/developer/1799661857) |

## What reviewers say

### Phys.org

[App page](https://appshunter.io/ios/app/physorg/id356443503)

Stay updated with daily science and technology news across various fields like physics, space, biology, and engineering. Bookmark and share articles easily. Access a selection of spotlight stories for free, with an option to subscribe for unlimited content.

**Highlights:** Daily science and technology news, Covers physics, space, biology, engineering, and more, Bookmark favorite stories, Share articles, Ads-free experience, Free spotlight stories

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All access | $0.99 | per month |

**What reviewers like**

- 👍 Great content source
- 👍 Informative articles
- 👍 Smooth experience (sometimes)
- 👍 No ads (in some contexts)
- 👍 Well-formatted content

**What reviewers complain about**

- 🐛 Frequent crashes when accessing saved articles
- 🐛 App crashes on startup
- 🐛 Unreadable text/links in dark mode
- 🐛 Flickering articles
- 🐛 Login issues

**Reported bugs**

- App crashes when trying to view saved articles
- App crashes on startup
- App crashes after iOS updates
- Login issues
- Subscription not working

**Requested features**

- Add search functionality
- Sync ScienceX account for saved articles
- Improve dark mode readability
- Add Stage Manager support for iPadOS
- Add Apple Watch compatibility


### Interesting Engineering

[App page](https://appshunter.io/ios/app/interesting-engineering-news/id6742738331)

**Currently charting:** #187 Top Free · Magazines & Newspapers (US App Store)

Stay informed with the latest advancements in technology, science, and engineering. Access exclusive content, personalized news feeds, and engaging quizzes. Designed for a clean and focused reading experience.

**Highlights:** Cutting-edge discoveries, AI, renewable energy, space coverage, Premium interviews and podcasts, Personalized news feeds, Exclusive articles and videos, Daily quizzes and Wordle, Dark mode

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $4.99 | per month |
| Quarterly Plan | $16.99 | per 3 months |
| Annually Plan | $41.99 | per year |
| Annually Plan | $41.99 | per year |


## Frequently asked questions

### Is Phys.org free?

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

### Is Interesting Engineering free?

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

### Which has better reviews, Phys.org or Interesting Engineering?

Interesting Engineering is rated higher. Phys.org averages 2.8 out of 5 from 70 ratings, while Interesting Engineering averages 4.7 from 96 ratings.

### Do Phys.org or Interesting Engineering have ads?

Interesting Engineering shows ads; Phys.org does not.

### Which is updated more often, Phys.org or Interesting Engineering?

Phys.org ships an update every 5 weeks, and Interesting Engineering every 10 days. Most recently, Phys.org was updated on September 25, 2026 and Interesting Engineering on September 23, 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.*