# C vs Tax Pulse by HAF

The clearest difference is update cadence: Tax Pulse by HAF at every 2 days against C's every 10 days. C's advantage is device support (4 vs 2) and iOS requirement (13.0 vs 17.0). 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.

C ships an update every 10 days, Tax Pulse by HAF every 2 days. The most recent releases landed on October 14, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | C | Tax Pulse by HAF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 2 days** |
| Size | 91 MB | 2 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mohamad Darwish](https://appshunter.io/developer/1569019413) | [Elie Haddad](https://appshunter.io/developer/6803842825) |

## What reviewers say

### C

[App page](https://appshunter.io/ios/app/c-queue/id6608975550)

**Features:** Vision Pro support

**In-app purchases:** none


### Tax Pulse by HAF

[App page](https://appshunter.io/ios/app/tax-pulse-by-haf/id6803842823)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is C free?

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

### Is Tax Pulse by HAF free?

Tax Pulse by HAF is free to download, with no in-app purchases.

### Do C or Tax Pulse by HAF have ads?

Neither C nor Tax Pulse by HAF shows ads.

### Which is updated more often, C or Tax Pulse by HAF?

C ships an update every 10 days, and Tax Pulse by HAF every 2 days. Most recently, C was updated on October 14, 2026 and Tax Pulse by HAF on October 5, 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.*