# Algodoo vs Say It Backwards App Lite

The clearest difference is price: Say It Backwards App Lite at Free against Algodoo's $7.99. Say It Backwards App Lite also leads on rating (4.5 vs 3.8) and update cadence (every 2 weeks vs monthly). Algodoo's advantage is in-app purchases (none vs 1) and ads (none vs shown). On review sentiment and device support there is nothing between them.

Say It Backwards App Lite is free to download; Algodoo costs $7.99 up front. Say It Backwards App Lite sells 1 one-off in-app purchase. Algodoo asks for nothing beyond the download.

Say It Backwards App Lite holds the better App Store score, 4.5 against 3.8. That said, the two scores are not equally well evidenced: Say It Backwards App Lite has 9.8K ratings behind it against 878, so its average is the more settled of the two. Written reviews point the same way: 59% of Algodoo's written reviews are positive against 65% of Say It Backwards App Lite's.

Algodoo ships an update monthly, Say It Backwards App Lite every 2 weeks. The most recent releases landed on September 24, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Algodoo | Say It Backwards App Lite |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | [3.8 (878 ratings)](https://appshunter.io/ios/app/algodoo/id616064935/reviews) | **[4.5 (9.8K ratings)](https://appshunter.io/ios/app/say-it-backwards-app-lite/id1066924497/reviews)** |
| Number of ratings | 878 | **9.8K** |
| Positive reviews | 59.1% of reviews | **64.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 29 MB | 28 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 9+ | 4+ |
| Developer | [Algoryx Simulation AB](https://appshunter.io/developer/464050548) | [pl ayground](https://appshunter.io/developer/517373368) |

## What reviewers say

### Algodoo

[App page](https://appshunter.io/ios/app/algodoo/id616064935)

Design and experiment with realistic 2D physics simulations. Build intricate machines, create virtual science experiments, and explore cause and effect. Share your creations and discover those of others in a vibrant community.

**Highlights:** Create objects with shapes or free-hand drawing, Combine components for intricate machines, Choose and customize materials, Simulate physics with gravity and aerodynamics, Explore ideas through trial and error, Build animations, contraptions, and experiments, Access community-created scenes

**In-app purchases:** none

**What reviewers like**

- 🚀 Great physics simulation
- 👍 Interesting and fun to use
- 💡 Ability to create and share creations
- 🚀 No ads

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 🐛 Issues with loading and saving scenes
- 🐛 Textures and images not working properly
- 🐛 Laggy performance with complex scenes

**Reported bugs**

- Scenes resetting to tutorial
- Textures and images not loading properly
- Crashes when trying to import images
- Buttons and controls not working as expected

**Requested features**

- Add text and scripting options on mobile
- Improve mobile UI and controls
- Implement more features from PC version
- Fix issues with account bans and deletions


### Say It Backwards App Lite

[App page](https://appshunter.io/ios/app/say-it-backwards-app-lite/id1066924497)

This app lets you record any sound and play it back in reverse. It's a simple tool for entertainment, allowing you to explore phonetic palindromes and discover surprising reversed audio from songs and words. Have fun experimenting with reversed speech and sounds.

**Highlights:** Record any sound, Play audio in reverse, Explore phonetic palindromes, Experiment with reversed speech, Surprising reversed audio effects

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads. Support developer! | $4.99 | one-time |

**What reviewers like**

- 👍 Fun and entertaining
- 🤩 Unique and interesting feature
- ⭐ Works well and as expected
- 🎉 Enjoyable experience
- 🤗 Great for passing time

**What reviewers complain about**

- 🐛 Inconsistent or inaccurate playback
- 🔇 Audio issues or no sound
- 🔍 Limited functionality
- 🤔 Confusing or unclear behavior
- 🔋 Performance or battery drain problems

**Reported bugs**

- Crashes or freezes the app
- Microphone not working properly
- Playback cuts off or gets distorted
- Compatibility issues with newer devices
- Ads disrupt the user experience

**Requested features**

- Add ability to play songs/audio backwards
- Improve audio quality and clarity of playback
- Expand recording time limit
- Provide more customization options
- Integrate with other apps or services


## Frequently asked questions

### Is Algodoo free?

Algodoo costs $7.99, with no in-app purchases.

### Is Say It Backwards App Lite free?

Say It Backwards App Lite is free to download, with in-app purchases available.

### Which has better reviews, Algodoo or Say It Backwards App Lite?

Say It Backwards App Lite is rated higher. Algodoo averages 3.8 out of 5 from 878 ratings, while Say It Backwards App Lite averages 4.5 from 9.8K ratings.

### Do Algodoo or Say It Backwards App Lite have ads?

Say It Backwards App Lite shows ads; Algodoo does not.

### Which is updated more often, Algodoo or Say It Backwards App Lite?

Algodoo ships an update monthly, and Say It Backwards App Lite every 2 weeks. Most recently, Algodoo was updated on September 24, 2026 and Say It Backwards App Lite on September 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.*