# KNOCKKNOCK / Retro Notes vs FocusFlip Focus Timer

The clearest difference is device support: KNOCKKNOCK / Retro Notes at 3 against FocusFlip Focus Timer's 1. On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. KNOCKKNOCK / Retro Notes sells 1 one-off in-app purchase and FocusFlip Focus Timer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | KNOCKKNOCK / Retro Notes | FocusFlip Focus Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/knockknock-retro-notes/id6754227270/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 20 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yaroslav Samoylov](https://appshunter.io/developer/683107070) | [Dustin Ober](https://appshunter.io/developer/1881347876) |

## What reviewers say

### KNOCKKNOCK / Retro Notes

[App page](https://appshunter.io/ios/app/knockknock-retro-notes/id6754227270)

This app offers a unique note-taking experience with a retro CRT monitor aesthetic. View two notes simultaneously and interact with a fun, animated fidget element on the side.

**Highlights:** Retro CRT monitor design, Dual note display, Interactive fidget element, Fun and engaging interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Notes | $8.99 | one-time |


### FocusFlip Focus Timer

[App page](https://appshunter.io/ios/app/focusflip-focus-timer/id6772367335)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip the Developer | $0.99 | one-time |


## Frequently asked questions

### Is KNOCKKNOCK / Retro Notes free?

KNOCKKNOCK / Retro Notes is free to download, with in-app purchases available.

### Is FocusFlip Focus Timer free?

FocusFlip Focus Timer is free to download, with in-app purchases available.

### Do KNOCKKNOCK / Retro Notes or FocusFlip Focus Timer have ads?

Neither KNOCKKNOCK / Retro Notes nor FocusFlip Focus Timer shows ads.

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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.*