# Aimify vs Sheldon

The clearest difference is update cadence: Sheldon at every 3 days against Aimify's every 3 weeks. Aimify's advantage is iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Aimify sells 2 in-app purchases, starting at $5.99 per month and Sheldon sells 7 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Aimify ships an update every 3 weeks, Sheldon every 3 days. The most recent releases landed on October 3, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Aimify | Sheldon |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/sheldon-ai-note-taker/id6751587453/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 57 MB | 30 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Soft Media Tec](https://appshunter.io/developer/1550927809) | [Aya Labs B.V.](https://appshunter.io/developer/1505783699) |

## What reviewers say

### Aimify

[App page](https://appshunter.io/ios/app/aimify/id6581487339)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $5.99 | per month |
| Premium Yearly | $49.99 | per year |


### Sheldon

[App page](https://appshunter.io/ios/app/sheldon-ai-note-taker/id6751587453)

This app records audio, generates accurate transcripts with speaker identification, and creates study materials like summaries and flashcards. It can also process uploaded PDFs and answer questions about your content via an AI chat.

**Highlights:** One-tap audio recording, Smart transcription with speaker labels, AI-generated summaries, flashcards, and quizzes, PDF upload and processing, Interactive AI chat for content questions, Flashcard learning system, Quiz generation and testing

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Access | $4.99 | per 7 days |
| Pro Access | $9.99 | per 7 days |
| Sheldon AI Pro | $59.99 | per year |
| Pro Access | $59.99 | per year |
| Pro Access | $99.99 | per year |
| Pro Access | $99.99 | per year |
| Pro Access | $99.99 | per year |


## Frequently asked questions

### Is Aimify free?

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

### Is Sheldon free?

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

### Do Aimify or Sheldon have ads?

Both Aimify and Sheldon show ads.

### Which is updated more often, Aimify or Sheldon?

Aimify ships an update every 3 weeks, and Sheldon every 3 days. Most recently, Aimify was updated on October 3, 2026 and Sheldon on October 10, 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.*