# SinkSub vs Drill Down

The clearest difference is monetization model: SinkSub at free against Drill Down's paid. SinkSub also leads on iOS requirement (8.0 vs 15.0). Drill Down's advantage is update cadence (every 4 days vs every 11 months) and chart position (#164 vs unranked). On price, ads, in-app purchases and device support there is nothing between them.

SinkSub costs $1.99 and Drill Down $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SinkSub ships an update every 11 months, Drill Down every 4 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | SinkSub | Drill Down |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | **[2.9 (56 ratings)](https://appshunter.io/ios/app/sinksub-deep-sweep/id298814566/reviews)** | — |
| Number of ratings | **56** | — |
| Positive reviews | 91.2% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 4 days** |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#164** |
| Size | 15 MB | 156 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Wihlborg Entertainment](https://appshunter.io/developer/298814569) | [Luis Herskovic](https://appshunter.io/developer/1875143071) |

## What reviewers say

### SinkSub

[App page](https://appshunter.io/ios/app/sinksub-deep-sweep/id298814566)

Control a mine sweeper, dropping depth charges to destroy submarines and avoid enemy weapons. Master intuitive controls to navigate action-packed levels and adapt your strategy against increasing threats. Can you clear all the mines and submarines?

**Highlights:** Drop depth charges, Destroy submarines, Dodge enemy weapons, Avoid float mines and missiles, 50 challenging levels, Three play modes, Earn navy ranks

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

**In-app purchases:** none

**What reviewers like**

- 🤩 Nostalgic classic game
- 👍 Addictive and fun gameplay
- 🕹️ Good controls (tilt/swipe)
- 💰 Great value for price
- ✨ Polished and well-done adaptation

**What reviewers complain about**

- 🐛 Freezing and crashing issues
- 🤔 Controls can be tricky sometimes
- 📉 Some find it too hard
- ⏳ Levels can be completed quickly
- 👆 Pause button placement issue

**Reported bugs**

- Game freezes constantly
- Cannot open application
- Game freezes after round 11
- Ship won't move after freezing

**Requested features**

- Add more levels
- More missiles/power-ups
- Option to play without high scores
- Unlockable weapons/upgrades
- Add a storyline


### Drill Down

[App page](https://appshunter.io/ios/app/drill-down-mine-the-earth/id6804474401)

**Currently charting:** #164 Top Paid · Casual (US App Store)

Explore a procedurally generated mine by drilling downwards, collecting minerals, and upgrading your equipment. The mine evolves with your choices, creating a unique map each time. Uncover a story as you delve deeper into the earth.

**Highlights:** One-thumb portrait controls, Persistent, non-regenerating mine, Dynamic environmental hazards (water, gas, lava), Visible rig upgrades, Surface camp progression, Offline play

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

**In-app purchases:** none


## Frequently asked questions

### Is SinkSub free?

SinkSub costs $1.99, with no in-app purchases.

### Is Drill Down free?

Drill Down costs $1.99, with no in-app purchases.

### Do SinkSub or Drill Down have ads?

Neither SinkSub nor Drill Down shows ads.

### Which is updated more often, SinkSub or Drill Down?

SinkSub ships an update every 11 months, and Drill Down every 4 days. Most recently, SinkSub was updated on October 31, 2026 and Drill Down on October 31, 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.*