# DigDigDrill vs OnceWorld

DigDigDrill and OnceWorld both sit at 4.9 stars, but that hides the real split: 94% of DigDigDrill's written reviews are positive against 59% of OnceWorld's. DigDigDrill also leads on iOS requirement (12.0 vs 15.0). OnceWorld's advantage is update cadence (every 2 days vs monthly). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. DigDigDrill sells 1 one-off in-app purchase and OnceWorld sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for DigDigDrill against 4.9 for OnceWorld. Both are backed by a comparable volume of ratings — 73 and 128 respectively. Written reviews are what separate them: 94% of DigDigDrill's written reviews are positive against 59% of OnceWorld's.

DigDigDrill ships an update monthly, OnceWorld every 2 days. Both last shipped on September 28, 2026.

## The numbers

| Metric | DigDigDrill | OnceWorld |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (73 ratings)](https://appshunter.io/ios/app/digdigdrill/id1661085984/reviews) | [4.9 (128 ratings)](https://appshunter.io/ios/app/onceworld/id6753948618/reviews) |
| Number of ratings | 73 | **128** |
| Positive reviews | **94.4% of reviews** | 58.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 139 MB | 309 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Toki Matsui](https://appshunter.io/developer/1579611442) | [PONIX LLC](https://appshunter.io/developer/1071402258) |

## What reviewers say

### DigDigDrill

[App page](https://appshunter.io/ios/app/digdigdrill/id1661085984)

Embark on an underground mining adventure where you dig for minerals and treasures. Use your collected items to craft unique drills with customizable effects. Enjoy a relaxing, no-pressure experience with no enemies or time limits.

**Highlights:** Underground mining and resource collection, Craft original drills with a hack-and-slash system, Collect various minerals and treasures, Forge drills using collected materials, Random special drill effects, Relaxing gameplay with no enemies or time limits

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### OnceWorld

[App page](https://appshunter.io/ios/app/onceworld/id6753948618)

Experience a nostalgic 2D solo RPG that blends classic MMO charm with modern mobile convenience. Level up, customize your character with stat distribution, enhance gear, collect pets, and battle through a deep progression system.

**Highlights:** Stat distribution for character customization, Equipment enhancement and set bonuses, Monster capture and pet raising, Material collection for crafting and upgrades, Reincarnation system for continued growth, Abyss Corridor ranked mode

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Crystals 10 | $0.99 | one-time |
| Crystal 50 | $4.99 | one-time |
| Crystal 150 | $14.99 | one-time |
| Crystal 300 | $29.99 | one-time |
| Crystal 600 | $59.99 | one-time |
| Crystal 1000 | $99.99 | one-time |


## Frequently asked questions

### Is DigDigDrill free?

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

### Is OnceWorld free?

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

### Which has better reviews, DigDigDrill or OnceWorld?

DigDigDrill and OnceWorld are both rated 4.9 out of 5 on the App Store, from 73 and 128 ratings respectively.

### Do DigDigDrill or OnceWorld have ads?

Both DigDigDrill and OnceWorld show ads.

### Which is updated more often, DigDigDrill or OnceWorld?

DigDigDrill ships an update monthly, and OnceWorld every 2 days. Most recently, DigDigDrill was updated on September 28, 2026 and OnceWorld on September 28, 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.*