# Smart Tip Calculator vs Vulfyn

The clearest difference is in-app purchases: Vulfyn at none against Smart Tip Calculator's 2. Vulfyn also leads on ads (none vs shown). Smart Tip Calculator's advantage is update cadence (every 9 days vs every 6 weeks) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. Smart Tip Calculator sells 2 in-app purchases, starting at $0.99 per month. Vulfyn asks for nothing beyond the download.

Smart Tip Calculator ships an update every 9 days, Vulfyn every 6 weeks. The most recent releases landed on November 12, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Smart Tip Calculator | Vulfyn |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Every 6 weeks |
| Size | 6 MB | 6 MB |
| Requires iOS | **15** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [淼 于](https://appshunter.io/developer/1801631763) | [Birkan Kader](https://appshunter.io/developer/1849440217) |

## What reviewers say

### Smart Tip Calculator

[App page](https://appshunter.io/ios/app/smart-tip-calculator/id6754275969)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Yearly Subscription | $5.99 | per year |


### Vulfyn

[App page](https://appshunter.io/ios/app/vulfyn/id6782674318)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Tip Calculator free?

Smart Tip Calculator is free to download, with in-app purchases available.

### Is Vulfyn free?

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

### Do Smart Tip Calculator or Vulfyn have ads?

Smart Tip Calculator shows ads; Vulfyn does not.

### Which is updated more often, Smart Tip Calculator or Vulfyn?

Smart Tip Calculator ships an update every 9 days, and Vulfyn every 6 weeks. Most recently, Smart Tip Calculator was updated on November 12, 2026 and Vulfyn on November 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.*