# How Deep Is It? vs Quick Capture & Notes

The clearest difference is in-app purchases: How Deep Is It? at none against Quick Capture & Notes's 2. How Deep Is It? also leads on ads (none vs shown) and iOS requirement (7.0 vs 16.0). Quick Capture & Notes's advantage is update cadence (weekly vs every 18 months) and rating (4.4 vs 4.1). On price, review sentiment, ratings volume and device support there is nothing between them.

Both are free to download. Quick Capture & Notes sells 2 in-app purchases, starting at $4.99 per month. How Deep Is It? asks for nothing beyond the download.

Quick Capture & Notes holds the better App Store score, 4.4 against 4.1. Both are backed by a comparable volume of ratings — 13 and 27 respectively. Written reviews point the same way: 57% of How Deep Is It?'s written reviews are positive against 60% of Quick Capture & Notes's.

How Deep Is It? ships an update every 18 months, Quick Capture & Notes weekly. The most recent releases landed on October 4, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | How Deep Is It? | Quick Capture & Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (13 ratings)](https://appshunter.io/ios/app/how-deep-is-it/id955364125/reviews) | **[4.4 (27 ratings)](https://appshunter.io/ios/app/quick-capture-and-notes-qept/id1629443987/reviews)** |
| Number of ratings | 13 | **27** |
| Positive reviews | 57.1% of reviews | **60.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 18 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 15 MB | 30 MB |
| Requires iOS | **7.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tom Soderling](https://appshunter.io/developer/955364124) | [Willem de Beijer](https://appshunter.io/developer/1475105920) |

## What reviewers say

### How Deep Is It?

[App page](https://appshunter.io/ios/app/how-deep-is-it/id955364125)

Explore physics concepts hands-on with this app. It uses your device's accelerometer to demonstrate falling body equations, allowing you to visualize and hear the distance traveled. Experience classic physics principles in an interactive way.

**Highlights:** Illustrates falling body equations, Uses device accelerometer, Large text distance display, Audio feedback for distance, Ad-free experience

**Features:** macOS Compatibility

**In-app purchases:** none


### Quick Capture & Notes

[App page](https://appshunter.io/ios/app/quick-capture-and-notes-qept/id1629443987)

Capture ideas effortlessly with a chat-like interface that combines simplicity with powerful note-taking features. Organize thoughts using topics, create to-do lists, and edit notes on the go. Works offline for seamless idea management.

**Highlights:** Chat-like note creation, Intuitive checkboxes for to-do lists, Edit notes after creation, Organize notes by topic, Offline functionality, Archive and delete notes

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Qept Pro | $4.99 | per month |
| Qept Pro | $29.99 | per year |


## Frequently asked questions

### Is How Deep Is It? free?

How Deep Is It? is free to download, with no in-app purchases.

### Is Quick Capture & Notes free?

Quick Capture & Notes is free to download, with in-app purchases available.

### Which has better reviews, How Deep Is It? or Quick Capture & Notes?

Quick Capture & Notes is rated higher. How Deep Is It? averages 4.1 out of 5 from 13 ratings, while Quick Capture & Notes averages 4.4 from 27 ratings.

### Do How Deep Is It? or Quick Capture & Notes have ads?

Quick Capture & Notes shows ads; How Deep Is It? does not.

### Which is updated more often, How Deep Is It? or Quick Capture & Notes?

How Deep Is It? ships an update every 18 months, and Quick Capture & Notes weekly. Most recently, How Deep Is It? was updated on October 4, 2026 and Quick Capture & Notes on October 5, 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.*