# Ground Digger! vs Cannon Defense Vertical 3D

The clearest difference is rating: Ground Digger! at 4.4 against Cannon Defense Vertical 3D's 1.0. Ground Digger! also leads on ratings volume (7.1K vs 1). Cannon Defense Vertical 3D's advantage is in-app purchases (none vs 16) and update cadence (every 2 days vs every 10 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Ground Digger! sells 16 one-off in-app purchases. Cannon Defense Vertical 3D asks for nothing beyond the download.

Ground Digger! holds the better App Store score, 4.4 against 1.0. That said, the two scores are not equally well evidenced: Ground Digger! has 7.1K ratings behind it against 1, so its average is the more settled of the two.

Ground Digger! ships an update every 10 days, Cannon Defense Vertical 3D every 2 days. The most recent releases landed on October 31, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Ground Digger! | Cannon Defense Vertical 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (7.1K ratings)](https://appshunter.io/ios/app/ground-digger/id1597728243/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/cannon-defense-vertical-3d/id1658569828/reviews) |
| Number of ratings | **7.1K** | 1 |
| Positive reviews | 41.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 10 days | **Every 2 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 219 MB | 129 MB |
| Requires iOS | 12.5 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [HOMA GAMES](https://appshunter.io/developer/1508492426) | [Pandora Educacao Ludica Ltda](https://appshunter.io/developer/1053899080) |

## What reviewers say

### Ground Digger!

[App page](https://appshunter.io/ios/app/ground-digger/id1597728243)

Become a treasure hunter and dig deep into the earth with your drilling machine. Collect gems, find hidden keys, and unlock powerful boosters to progress faster. Upgrade your equipment and explore various biomes to reach the Center of the Earth.

**Highlights:** Build and upgrade drilling machines, Collect gems and treasures, Find hidden keys to unlock secret zones, Unlock powerful boosters, Customize machines with skins and mini-bots, Explore sand, ice, and lava biomes

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

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Companion Limit | $1.99 | one-time |
| Double Fuel | $1.99 | one-time |
| No Ads | $2.99 | one-time |
| Small Chest | $2.99 | one-time |
| Size Upgrade 1 | $2.99 | one-time |
| Size Upgrade 3 | $2.99 | one-time |
| Size Upgrade 2 | $2.99 | one-time |
| Large Chest | $3.99 | one-time |
| Destroyer Skin Bundle | $3.99 | one-time |
| Digger Skin Starter Pack | $3.99 | one-time |
| Golden Skin Bundle | $3.99 | one-time |
| Extra Starter Bundle | $3.99 | one-time |
| Small Starter Bundle | $4.99 | one-time |
| Golden Skin Bundle | $7.99 | one-time |
| Small Starter Bundle | $9.99 | one-time |
| Extra Starter Bundle | $15.99 | one-time |

**What reviewers like**

- 👍 Fun and entertaining
- 🚀 Addictive gameplay
- 💡 Great concept

**What reviewers complain about**

- 🔍 Repetitive gameplay
- 🔋 Drains battery quickly
- 🔒 Lack of privacy controls
- 🐛 Frequent crashes and bugs

**Reported bugs**

- Progress reset without warning
- Inability to progress past certain levels
- Drill size and power upgrades not working as expected

**Requested features**

- More upgrades and customization options
- Ability to reset progress and start over
- Improved mini-bot functionality
- Reduced ad frequency or ad-free option


### Cannon Defense Vertical 3D

[App page](https://appshunter.io/ios/app/cannon-defense-vertical-3d/id1658569828)

Defend against enemy waves by strategically upgrading your vertical turrets. Become a cannon master and protect your territory in this action-packed defense game.

**Highlights:** Upgrade vertical turrets, Defend against enemy hordes, Strategic upgrades, Action-packed gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ground Digger! free?

Ground Digger! is free to download, with in-app purchases available.

### Is Cannon Defense Vertical 3D free?

Cannon Defense Vertical 3D is free to download, with no in-app purchases.

### Which has better reviews, Ground Digger! or Cannon Defense Vertical 3D?

Ground Digger! is rated higher. Ground Digger! averages 4.4 out of 5 from 7.1K ratings, while Cannon Defense Vertical 3D averages 1.0 from 1 ratings.

### Do Ground Digger! or Cannon Defense Vertical 3D have ads?

Both Ground Digger! and Cannon Defense Vertical 3D show ads.

### Which is updated more often, Ground Digger! or Cannon Defense Vertical 3D?

Ground Digger! ships an update every 10 days, and Cannon Defense Vertical 3D every 2 days. Most recently, Ground Digger! was updated on October 31, 2026 and Cannon Defense Vertical 3D on October 24, 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.*