# Merge Keep vs Heroic Tower Defense

The clearest difference is in-app purchases: Merge Keep at none against Heroic Tower Defense's 10. Merge Keep also leads on iOS requirement (13.0 vs 15.0). Heroic Tower Defense's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Heroic Tower Defense sells 10 one-off in-app purchases. Merge Keep asks for nothing beyond the download.

## The numbers

| Metric | Merge Keep | Heroic Tower Defense |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 days | — |
| Monetization | — | Free with in-app purchases |
| Size | 76 MB | 188 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Yigit Cirak](https://appshunter.io/developer/1756468072) | [HO Xuan Thu](https://appshunter.io/developer/1701847422) |

## What reviewers say

### Merge Keep

[App page](https://appshunter.io/ios/app/merge-keep/id6741009246)

**Features:** macOS Compatibility

**In-app purchases:** none


### Heroic Tower Defense

[App page](https://appshunter.io/ios/app/heroic-tower-defense/id6752958629)

Defend the kingdom from invading monsters by strategically building towers and summoning heroes. Upgrade your defenses and face epic boss fights in this action-packed strategy game.

**Highlights:** Strategic tower building, Hero summoning with special skills, Epic boss battles, Tower and hero upgrades, Multiple maps and modes

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Pack | $0.99 | one-time |
| Gems Pack - 135 | $0.99 | one-time |
| Gems Pack - 270 | $1.99 | one-time |
| Auto Battle Pack - 10 Hours | $2.99 | one-time |
| Auto Battle Pack - 100 Hours | $5.99 | one-time |
| Ultimate Pack | $9.99 | one-time |
| Auto Battle Pack - 200 Hours | $9.99 | one-time |
| Gold Pack – 68,300,000 | $14.99 | one-time |
| Gems Pack - 3,400 | $19.99 | one-time |
| Gold Pack – 130,000,000 | $29.99 | one-time |


## Frequently asked questions

### Is Merge Keep free?

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

### Is Heroic Tower Defense free?

Heroic Tower Defense is free to download, with in-app purchases available.

### Do Merge Keep or Heroic Tower Defense have ads?

Merge Keep shows ads; Heroic Tower Defense does not.

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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.*