# Flip Clock vs NanoVision

The clearest difference is update cadence: NanoVision at fortnightly against Flip Clock's monthly. NanoVision also leads on device support (4 vs 2). Flip Clock's advantage is iOS requirement (17.0 vs 26.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Flip Clock sells 1 one-off in-app purchase and NanoVision sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Flip Clock ships an update monthly, NanoVision fortnightly. The most recent releases landed on October 31, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Flip Clock | NanoVision |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 33 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [磊 刘](https://appshunter.io/developer/1892400556) | [Ahmed DALHI](https://appshunter.io/developer/1802621496) |

## What reviewers say

### Flip Clock

[App page](https://appshunter.io/ios/app/flip-clock-timer-and-focus/id6767742797)

A minimalist utility app featuring a retro flip-digit clock. It offers a Pomodoro timer, stopwatch, and alarm functions, all accessible with simple swipes. Premium features are available via a one-time purchase.

**Highlights:** Retro flip-digit clock display, Pomodoro timer, Stopwatch, Multiple alarms, Countdown events, Calendar integration, Offline functionality

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SimpleClock Pro Edition | $2.99 | one-time |


### NanoVision

[App page](https://appshunter.io/ios/app/nanovision-compress-and-convert/id6777035341)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nano Vision Pro | $44.99 | one-time |


## Frequently asked questions

### Is Flip Clock free?

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

### Is NanoVision free?

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

### Do Flip Clock or NanoVision have ads?

Neither Flip Clock nor NanoVision shows ads.

### Which is updated more often, Flip Clock or NanoVision?

Flip Clock ships an update monthly, and NanoVision fortnightly. Most recently, Flip Clock was updated on October 31, 2026 and NanoVision on November 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.*