# Acadly vs Codon

The clearest difference is rating: Codon at 5.0 against Acadly's 2.5. Acadly's advantage is in-app purchases (none vs 1) and ratings volume (52 vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Codon sells 1 one-off in-app purchase. Acadly asks for nothing beyond the download.

Codon holds the better App Store score, 5.0 against 2.5. That said, the two scores are not equally well evidenced: Acadly has 52 ratings behind it against 1, so its average is the more settled of the two.

Acadly ships an update every 2 weeks, Codon every 10 days. The most recent releases landed on September 25, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Acadly | Codon |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (52 ratings)](https://appshunter.io/ios/app/acadly/id1161073387/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/codon-learn-biology/id6796637767/reviews)** |
| Number of ratings | **52** | 1 |
| Positive reviews | 41.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 258 MB | 5 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Acetone Designs](https://appshunter.io/developer/1161073386) | [OMAR DANIEL GRAZIANO](https://appshunter.io/developer/1896485759) |

## What reviewers say

### Acadly

[App page](https://appshunter.io/ios/app/acadly/id1161073387)

Enhance classroom engagement with real-time polls, quizzes, and attendance tracking. Facilitate live discussions and share resources seamlessly. This tool aims to make teaching and learning more efficient for educators and students.

**Highlights:** One tap attendance, Live in-class polls and quizzes, Record class participation, Math expression supported chat, Real-time analytics, File and link sharing

**Features:** Vision Pro support

**In-app purchases:** none


### Codon

[App page](https://appshunter.io/ios/app/codon-learn-biology/id6796637767)

Master biology from molecules to ecosystems with a comprehensive, offline curriculum. Explore 100 lessons, researcher profiles, and landmark experiments. Learn mechanisms and track progress with spaced repetition and interactive quizzes.

**Highlights:** Offline biology curriculum, 100 lessons with narration, Researcher profiles, Interactive quizzes with explanations, Spaced repetition learning, Offline access, no account needed, Home screen widgets

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Codon Full Access | $9.99 | one-time |


## Frequently asked questions

### Is Acadly free?

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

### Is Codon free?

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

### Which has better reviews, Acadly or Codon?

Codon is rated higher. Acadly averages 2.5 out of 5 from 52 ratings, while Codon averages 5.0 from 1 ratings.

### Do Acadly or Codon have ads?

Neither Acadly nor Codon shows ads.

### Which is updated more often, Acadly or Codon?

Acadly ships an update every 2 weeks, and Codon every 10 days. Most recently, Acadly was updated on September 25, 2026 and Codon on September 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.*