# Howtosmile vs Science Bites

The clearest difference is in-app purchases: Howtosmile at none against Science Bites's 2. Howtosmile also leads on ads (none vs shown) and device support (3 vs 1). Science Bites's advantage is update cadence (every 5 days vs every 21 months). On price there is nothing between them.

Both are free to download. Science Bites sells 2 in-app purchases, starting at $0.99 per month. Howtosmile asks for nothing beyond the download.

Howtosmile ships an update every 21 months, Science Bites every 5 days. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Howtosmile | Science Bites |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/howtosmile/id462994547/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 21 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 1 MB | 49 MB |
| Requires iOS | **7.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [The Lawrence Hall of Science](https://appshunter.io/developer/462994550) | [Burak Arslan](https://appshunter.io/developer/1863855391) |

## What reviewers say

### Howtosmile

[App page](https://appshunter.io/ios/app/howtosmile/id462994547)

Discover and perform fun, hands-on STEM activities for all ages. Explore a vast collection of experiments, games, and projects created by leading science centers. Search by keyword, topic, cost, or age to find your next engaging learning experience.

**Highlights:** Hands-on STEM activities, Searchable activity collection, Filter by topic, cost, and age, Created by science centers, Blog with fresh ideas, Suitable for all ages

**Features:** macOS Compatibility

**In-app purchases:** none


### Science Bites

[App page](https://appshunter.io/ios/app/science-bites/id6756946276)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $0.99 | per month |
| Yearly Premium | $9.99 | per year |


## Frequently asked questions

### Is Howtosmile free?

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

### Is Science Bites free?

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

### Do Howtosmile or Science Bites have ads?

Science Bites shows ads; Howtosmile does not.

### Which is updated more often, Howtosmile or Science Bites?

Howtosmile ships an update every 21 months, and Science Bites every 5 days. Most recently, Howtosmile was updated on October 13, 2026 and Science Bites on October 15, 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.*