# Hamster vs Taco vs Science Libs

The clearest difference is rating: Hamster vs Taco at 5.0 against Science Libs's 3.7. Hamster vs Taco also leads on monetization model (free vs free with in-app purchases). Science Libs's advantage is iOS requirement (13.4 vs 16.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Hamster vs Taco sells 1 one-off in-app purchase and Science Libs sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Hamster vs Taco holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 6 and 3 respectively.

Hamster vs Taco ships an update every 6 days, Science Libs every 9 days. The most recent releases landed on October 9, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Hamster vs Taco | Science Libs |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/hamster-vs-taco-math-game/id6670690323/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/science-libs/id6748157618/reviews) |
| Number of ratings | **6** | 3 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 9 days |
| Monetization | **Free** | Free with in-app purchases |
| Size | 6 MB | 41 MB |
| Requires iOS | 16.0 | **13.4** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LearnEd Apps LLC](https://appshunter.io/developer/1629989466) | [Aaran Solh](https://appshunter.io/developer/1731393478) |

## What reviewers say

### Hamster vs Taco

[App page](https://appshunter.io/ios/app/hamster-vs-taco-math-game/id6670690323)

Engage in a fun, space-themed game to master double-digit addition and subtraction.  Defeat incoming invaders by solving math problems to power up your defenses and advance through levels.

**Highlights:** Double-digit addition practice, Double-digit subtraction practice, Space-themed gameplay, Level-based progression, Enemy invaders, Power-up mechanics

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access | $3.99 | one-time |


### Science Libs

[App page](https://appshunter.io/ios/app/science-libs/id6748157618)

This app makes learning science fun for kids aged 6-12 through Mad Libs-style stories. Children fill in blanks to create hilarious tales, then read engaging articles explaining the real science. It encourages vocabulary, creativity, and curiosity in a safe, ad-free environment.

**Highlights:** Mad Libs-style science stories, Vocabulary and creativity building, Engaging science articles, Reflective questions for discussion, Kid-friendly design, Optional social sharing with parental controls, Ad-free environment

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Purchase all Science Libs | $2.99 | one-time |
| Workbook download | $2.99 | one-time |
| Category Purchase | $4.99 | one-time |
| Purchase Four Categories | $9.99 | one-time |


## Frequently asked questions

### Is Hamster vs Taco free?

Hamster vs Taco is free to download, with in-app purchases available.

### Is Science Libs free?

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

### Which has better reviews, Hamster vs Taco or Science Libs?

Hamster vs Taco is rated higher. Hamster vs Taco averages 5.0 out of 5 from 6 ratings, while Science Libs averages 3.7 from 3 ratings.

### Do Hamster vs Taco or Science Libs have ads?

Neither Hamster vs Taco nor Science Libs shows ads.

### Which is updated more often, Hamster vs Taco or Science Libs?

Hamster vs Taco ships an update every 6 days, and Science Libs every 9 days. Most recently, Hamster vs Taco was updated on October 9, 2026 and Science Libs on October 22, 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.*