# NotesXP vs KnowBud

The clearest difference is update cadence: NotesXP at every 11 days against KnowBud's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. NotesXP sells 3 in-app purchases, starting at $2.99 per 7 days and KnowBud sells 2 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

NotesXP ships an update every 11 days, KnowBud monthly. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | NotesXP | KnowBud |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (53 ratings)](https://appshunter.io/ios/app/notesxp-ai-study-guide-maker/id6741755234/reviews)** | — |
| Number of ratings | **53** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 86 MB | 71 MB |
| Requires iOS | 15.8 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Vikram Singh](https://appshunter.io/developer/1778602834) | [DAVID STARINA](https://appshunter.io/developer/1870326465) |

## What reviewers say

### NotesXP

[App page](https://appshunter.io/ios/app/notesxp-ai-study-guide-maker/id6741755234)

Transform study materials into concise notes, mind maps, and flashcards with AI. Engage with your notes through chat, quizzes, and audio learning. Offers a fun, interactive approach to exam preparation.

**Highlights:** Instant AI Notes generation, Visual Mind Maps creation, Smart Flashcards, Gamified Quizzes, Audio Learning conversion, Chat with your notes, PDF Export

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro - Weekly | $2.99 | per 7 days |
| Pro - Monthly | $9.00 | per month |
| Pro - Annual | $59.00 | per year |


### KnowBud

[App page](https://appshunter.io/ios/app/knowbud-learn-by-voice/id6758019335)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KnowBud Pro Monthly | $14.99 | per month |
| KnowBud Pro Annual | $99.99 | per year |


## Frequently asked questions

### Is NotesXP free?

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

### Is KnowBud free?

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

### Do NotesXP or KnowBud have ads?

Neither NotesXP nor KnowBud shows ads.

### Which is updated more often, NotesXP or KnowBud?

NotesXP ships an update every 11 days, and KnowBud monthly. Most recently, NotesXP was updated on October 14, 2026 and KnowBud on October 6, 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.*