# BirthdayPulse vs KNB

The clearest difference is in-app purchases: KNB at none against BirthdayPulse's 1. BirthdayPulse's advantage is iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. BirthdayPulse sells 1 one-off in-app purchase. KNB asks for nothing beyond the download.

## The numbers

| Metric | BirthdayPulse | KNB |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 days | — |
| Size | 11 MB | 1 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Bryan Mathews](https://appshunter.io/developer/1856068941) | [Justin Lee](https://appshunter.io/developer/1370992736) |

## What reviewers say

### BirthdayPulse

[App page](https://appshunter.io/ios/app/birthdaypulse/id6759349380)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $4.99 | one-time |


### KNB

[App page](https://appshunter.io/ios/app/knb-anniversary-tracker/id6786082989)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BirthdayPulse free?

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

### Is KNB free?

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

### Do BirthdayPulse or KNB have ads?

Neither BirthdayPulse nor KNB 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.*