# Meltpool vs Waft

The clearest difference is in-app purchases: Waft at none against Meltpool's 3. Waft also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Meltpool sells 3 in-app purchases, starting at $2.99 per month. Waft asks for nothing beyond the download.

Meltpool ships an update monthly, Waft every 2 months. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Meltpool | Waft |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 2 MB | 37 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vytautas Jazbutis](https://appshunter.io/developer/1829284015) | [Lavender Ink LLC](https://appshunter.io/developer/1896600055) |

## What reviewers say

### Meltpool

[App page](https://appshunter.io/ios/app/meltpool-candle-calculator/id6778801333)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly: Seller Toolkit | $2.99 | per month |
| Pro: Recipe Studio & Export | $19.99 | per year |
| Pro Lifetime: Pay Once Studio | $29.99 | one-time |


### Waft

[App page](https://appshunter.io/ios/app/waft-reed-diffuser-calculator/id6791036053)

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

**In-app purchases:** none


## Frequently asked questions

### Is Meltpool free?

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

### Is Waft free?

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

### Do Meltpool or Waft have ads?

Neither Meltpool nor Waft shows ads.

### Which is updated more often, Meltpool or Waft?

Meltpool ships an update monthly, and Waft every 2 months. Most recently, Meltpool was updated on November 7, 2026 and Waft 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.*