# Idle Physics vs Melt and Fill

The clearest difference is rating: Melt and Fill at 4.4 against Idle Physics's 2.3. Melt and Fill also leads on review sentiment (27% vs 0%) and ratings volume (615 vs 3). Idle Physics's advantage is in-app purchases (none vs 10) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Melt and Fill sells 10 one-off in-app purchases. Idle Physics asks for nothing beyond the download.

Melt and Fill holds the better App Store score, 4.4 against 2.3. That said, the two scores are not equally well evidenced: Melt and Fill has 615 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 0% of Idle Physics's written reviews are positive against 27% of Melt and Fill's.

Idle Physics ships an update daily, Melt and Fill monthly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Idle Physics | Melt and Fill |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/idle-physics/id1420363900/reviews) | **[4.4 (615 ratings)](https://appshunter.io/ios/app/melt-and-fill/id6465749961/reviews)** |
| Number of ratings | 3 | **615** |
| Positive reviews | 0.0% of reviews | **26.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 70 MB | 274 MB |
| Requires iOS | **7.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [HAREPPO](https://appshunter.io/developer/604325074) | [Voodoo](https://appshunter.io/developer/714804730) |

## What reviewers say

### Idle Physics

[App page](https://appshunter.io/ios/app/idle-physics/id1420363900)

A simple and relaxing game where players tap the screen to drop balls. It offers a straightforward experience designed for unwinding.

**Highlights:** Tap to drop balls, Relaxing gameplay, Simple mechanics, Casual experience

**In-app purchases:** none


### Melt and Fill

[App page](https://appshunter.io/ios/app/melt-and-fill/id6465749961)

Engage in a satisfying melting and filling experience. Slice, cook, and chop various items to fill bottles and earn in-game profit. Upgrade your equipment to melt faster and unlock new substances.

**Highlights:** Melt various items, Slice, cook, and chop ingredients, Fill bottles for profit, Upgrade melting machine, Upgrade bottles, Unlock new substances

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Auto Sell | $0.99 | one-time |
| Speed Booster | $0.99 | one-time |
| Auto Add | $0.99 | one-time |
| Auto Tap | $0.99 | one-time |
| Coins Small Amount | $1.99 | one-time |
| Coins Medium Amount | $3.99 | one-time |
| Coins High Amount | $6.99 | one-time |
| Starter Pack | $6.99 | one-time |
| Remove Ads | $7.99 | one-time |
| Starter Pack | $9.99 | one-time |

**What reviewers like**

- 🎮 Satisfying gameplay
- 🕰️ Good time-waster
- 🎨 Visually appealing

**What reviewers complain about**

- 🐛 Frequent glitches and bugs
- 💰 Inconsistent pricing
- 📺 Excessive ads
- 🔄 Progress resets on app close

**Reported bugs**

- Stuck/missing objects
- Knife/tool malfunctions
- Pricing issues after app close

**Requested features**

- More level variety
- Improved save/load functionality
- Better ad management


## Frequently asked questions

### Is Idle Physics free?

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

### Is Melt and Fill free?

Melt and Fill is free to download, with in-app purchases available.

### Which has better reviews, Idle Physics or Melt and Fill?

Melt and Fill is rated higher. Idle Physics averages 2.3 out of 5 from 3 ratings, while Melt and Fill averages 4.4 from 615 ratings.

### Do Idle Physics or Melt and Fill have ads?

Melt and Fill shows ads; Idle Physics does not.

### Which is updated more often, Idle Physics or Melt and Fill?

Idle Physics ships an update daily, and Melt and Fill monthly. Most recently, Idle Physics was updated on November 2, 2026 and Melt and Fill 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.*