# mathdown vs Darkness and Flame 4

The clearest difference is price: Darkness and Flame 4 at Free against mathdown's $0.99. Darkness and Flame 4 also leads on update cadence (every 10 months vs every 38 months) and iOS requirement (12.0 vs 15.6). mathdown's advantage is in-app purchases (none vs 11) and ads (none vs shown). On device support there is nothing between them.

Darkness and Flame 4 is free to download; mathdown costs $0.99 up front. Darkness and Flame 4 sells 10 one-off in-app purchases. mathdown asks for nothing beyond the download.

mathdown ships an update every 38 months, Darkness and Flame 4 every 10 months. The most recent releases landed on September 19, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | mathdown | Darkness and Flame 4 |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.8 (865 ratings)](https://appshunter.io/ios/app/darkness-and-flame-4/id1577157923/reviews)** |
| Number of ratings | — | **865** |
| Positive reviews | — | 86.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 38 months | **Every 10 months** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 1.3 GB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [JOhn Lyons](https://appshunter.io/developer/571586394) | [FIVE-BN STUDIO LLC](https://appshunter.io/developer/1896557490) |

## What reviewers say

### mathdown

[App page](https://appshunter.io/ios/app/mathdown/id1479320609)

**Features:** macOS Compatibility

**In-app purchases:** none


### Darkness and Flame 4

[App page](https://appshunter.io/ios/app/darkness-and-flame-4/id1577157923)

Embark on an adventure to restore the Flame's power and battle an ancient evil. Solve intricate puzzles, find hidden objects, and explore new lands to save humanity. Your courage is needed in a world that has lost hope.

**Highlights:** Hidden object gameplay, Mini-games and puzzles, Complicated quests, Explore new lands, Collect hidden objects, Solve ancient evil's mystery

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 20 coins | $0.99 | one-time |
| Bonus chapter | $1.99 | one-time |
| 30 coins | $2.99 | one-time |
| 35 coins | $2.99 | one-time |
| 55 coins | $4.99 | one-time |
| 80 coins | $6.99 | one-time |
| 90 coins | $6.99 | one-time |
| 120 coins | $9.99 | one-time |
| 200 coins | $14.99 | one-time |
| 225 coins | $14.99 | one-time |

**What reviewers like**

- 👍 Engaging storyline
- 🎨 Excellent graphics and animation
- 🧠 Challenging puzzles
- 🎨 Beautiful scenery
- 🕹️ Fun mini-games

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- 🤔 Difficulty spikes in some puzzles
- 💰 Hints and skips require watching ads or in-app purchases

**Reported bugs**

- Inability to progress past certain puzzles due to bugs
- Randomized puzzle pieces not appearing correctly

**Requested features**

- Continuation of the story in a 5th installment
- Ability to replay completed chapters


## Frequently asked questions

### Is mathdown free?

mathdown costs $0.99, with no in-app purchases.

### Is Darkness and Flame 4 free?

Darkness and Flame 4 is free to download, with in-app purchases available.

### Do mathdown or Darkness and Flame 4 have ads?

Darkness and Flame 4 shows ads; mathdown does not.

### Which is updated more often, mathdown or Darkness and Flame 4?

mathdown ships an update every 38 months, and Darkness and Flame 4 every 10 months. Most recently, mathdown was updated on September 19, 2026 and Darkness and Flame 4 on September 30, 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.*