# 0 vs NotiZen Pro

The clearest difference is price: 0 at Free against NotiZen Pro's $10.49. 0 also leads on iOS requirement (15.0 vs 17). NotiZen Pro's advantage is update cadence (monthly vs every 81 months) and device support. On in-app purchases there is nothing between them.

0 is free to download; NotiZen Pro costs $10.49 up front. 0 sells 1 in-app purchase, starting at $2.99 per year and NotiZen Pro sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

0 ships an update every 81 months, NotiZen Pro monthly. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | 0 | NotiZen Pro |
| --- | --- | --- |
| Price | **Free** | $10.49 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/0-60-timer/id1476482002/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | — | No |
| Update frequency | Every 81 months | **Monthly** |
| Monetization | Free | — |
| Size | 52 MB | 3 MB |
| Requires iOS | **15.0** | 17 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | +9 |
| Developer | [Jake Baker](https://appshunter.io/developer/1476482001) | [贺 周](https://appshunter.io/developer/1815397078) |

## What reviewers say

### 0

[App page](https://appshunter.io/ios/app/0-60-timer/id1476482002)

Measure your vehicle's acceleration from 0 to 60 mph with this app. It provides a countdown before starting and automatically stops when the target speed is reached. It also functions as a GPS speedometer and displays recording accuracy.

**Highlights:** 0-60 mph acceleration timing, Automatic timer start and stop, GPS Speedometer functionality, Displays recording accuracy, Performance comparison tool

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 0-60 Timer Premium Yearly | $2.99 | per year |


### NotiZen Pro

[App page](https://appshunter.io/ios/app/notizen-pro/id6762554707)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NotiZen Pro Monthly | $2.99 | per month |
| NotiZen Pro Yearly | $19.99 | per year |
| NotiZen Pro Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is 0 free?

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

### Is NotiZen Pro free?

NotiZen Pro costs $10.49, and also offers in-app purchases.

### Which is updated more often, 0 or NotiZen Pro?

0 ships an update every 81 months, and NotiZen Pro monthly. Most recently, 0 was updated on November 3, 2026 and NotiZen Pro on November 9, 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.*