# NumDays2 vs Quitwill

The clearest difference is update cadence: Quitwill at every 3 days against NumDays2's every 68 months. Quitwill also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NumDays2 ships an update every 68 months, Quitwill every 3 days. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | NumDays2 | Quitwill |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/numdays2/id903944099/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 68 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 1 MB | 77 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Hlib Ustymenko](https://appshunter.io/developer/817064714) | [浩 张](https://appshunter.io/developer/1653525021) |

## What reviewers say

### NumDays2

[App page](https://appshunter.io/ios/app/numdays2/id903944099)

This app helps you keep track of important dates like birthdays, anniversaries, and holidays. It offers customizable countdowns and smart categorization to ensure you never miss a significant event.

**Highlights:** Countdown to birthdays, anniversaries, holidays, Organize events with smart tags, Quick overview of upcoming events, Full-screen countdown view, Customizable event tracking (years, months, days, seconds)

**Features:** macOS Compatibility

**In-app purchases:** none


### Quitwill

[App page](https://appshunter.io/ios/app/quitwill-break-bad-habits/id1665650963)

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

**In-app purchases:** none


## Frequently asked questions

### Is NumDays2 free?

NumDays2 is free to download, with no in-app purchases.

### Is Quitwill free?

Quitwill is free to download, with no in-app purchases.

### Do NumDays2 or Quitwill have ads?

Neither NumDays2 nor Quitwill shows ads.

### Which is updated more often, NumDays2 or Quitwill?

NumDays2 ships an update every 68 months, and Quitwill every 3 days. Most recently, NumDays2 was updated on November 1, 2026 and Quitwill on November 3, 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.*