# Serious Solids vs Tennessee Tech Eagle Engage

The clearest difference is rating: Tennessee Tech Eagle Engage at 4.4 against Serious Solids's 2.7. Tennessee Tech Eagle Engage also leads on update cadence (every 4 weeks vs every 48 months) and ratings volume (30 vs 7). Serious Solids's advantage is iOS requirement (12.0 vs 17.4). 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.

Tennessee Tech Eagle Engage holds the better App Store score, 4.4 against 2.7. Both are backed by a comparable volume of ratings — 7 and 30 respectively.

Serious Solids ships an update every 48 months, Tennessee Tech Eagle Engage every 4 weeks. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Serious Solids | Tennessee Tech Eagle Engage |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (7 ratings)](https://appshunter.io/ios/app/serious-solids/id992220810/reviews) | **[4.4 (30 ratings)](https://appshunter.io/ios/app/tennessee-tech-eagle-engage/id1638037844/reviews)** |
| Number of ratings | 7 | **30** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 48 months | **Every 4 weeks** |
| Monetization | Free | Free |
| Size | 52 MB | 86 MB |
| Requires iOS | **12.0** | 17.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Cheryl Montgomery](https://appshunter.io/developer/611176285) | [Tennessee Technological University](https://appshunter.io/developer/1444972077) |

## What reviewers say

### Serious Solids

[App page](https://appshunter.io/ios/app/serious-solids/id992220810)

This educational game challenges players to identify the correct combinations of cations and anions to form solid precipitates. It's designed to help users learn to predict the products of common precipitation reactions through interactive experimentation.

**Highlights:** Predict precipitation reactions, Combine cations and anions, Form solid precipitates, Experiment with ion symbols, Earn points by swiping spectator ions

**Features:** macOS Compatibility

**In-app purchases:** none


### Tennessee Tech Eagle Engage

[App page](https://appshunter.io/ios/app/tennessee-tech-eagle-engage/id1638037844)

This app helps students register for and check into campus events. Student organization officers can manage group activities, collaborate with members, and request funding for events. Stay informed about everything happening at Tennessee Tech.

**Highlights:** Event registration, Event check-in, Student organization management, Group collaboration, SOLO fund requests, Activity updates

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

**In-app purchases:** none


## Frequently asked questions

### Is Serious Solids free?

Serious Solids is free to download, with no in-app purchases.

### Is Tennessee Tech Eagle Engage free?

Tennessee Tech Eagle Engage is free to download, with no in-app purchases.

### Which has better reviews, Serious Solids or Tennessee Tech Eagle Engage?

Tennessee Tech Eagle Engage is rated higher. Serious Solids averages 2.7 out of 5 from 7 ratings, while Tennessee Tech Eagle Engage averages 4.4 from 30 ratings.

### Do Serious Solids or Tennessee Tech Eagle Engage have ads?

Neither Serious Solids nor Tennessee Tech Eagle Engage shows ads.

### Which is updated more often, Serious Solids or Tennessee Tech Eagle Engage?

Serious Solids ships an update every 48 months, and Tennessee Tech Eagle Engage every 4 weeks. Most recently, Serious Solids was updated on October 23, 2026 and Tennessee Tech Eagle Engage on October 25, 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.*