# Smart Notes vs D

The clearest difference is update cadence: Smart Notes at every 2 weeks against D's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Smart Notes sells 2 in-app purchases, starting at $1.99 per 7 days and D sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Smart Notes ships an update every 2 weeks, D every 3 months. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Smart Notes | D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/smart-notes-ai-summary-quiz/id6747636509/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 52 MB | 109 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MIA DIGITAL SOLUTIONS](https://appshunter.io/developer/1537335778) | [ATA GUN](https://appshunter.io/developer/1889879504) |

## What reviewers say

### Smart Notes

[App page](https://appshunter.io/ios/app/smart-notes-ai-summary-quiz/id6747636509)

Transform study materials into interactive learning tools. Generate summaries, key points, and custom quizzes from uploaded documents or photos. Get instant answers to your questions with an AI tutor.

**Highlights:** AI-generated summaries, Customizable quizzes, AI Tutor for document questions, Upload PDFs and photos, Light and dark mode, Multi-language support

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $1.99 | per 7 days |
| Monthly Subscription | $4.99 | per month |


### D

[App page](https://appshunter.io/ios/app/d-plan-daily-planner-and-tasks/id6761482246)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| D-Plan Monthly Access | $4.99 | per month |
| D-Plan Yearly Access | $29.99 | per year |


## Frequently asked questions

### Is Smart Notes free?

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

### Is D free?

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

### Do Smart Notes or D have ads?

Both Smart Notes and D show ads.

### Which is updated more often, Smart Notes or D?

Smart Notes ships an update every 2 weeks, and D every 3 months. Most recently, Smart Notes was updated on November 5, 2026 and D on October 31, 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.*