Item: Idle Dig Factory
Rating: 77
Author: Dinsun

Our Site Score

77/100

Idle Dig Factory is a polished and highly satisfying 'productivity' game that captures the industrial thrill of a massive mining operation. You manage a deep-core drill, upgrading its power to burrow through diverse geological layers. As an expert in idle tycoons, I found the visual feedback of the drill—seeing the dirt fly and the pipes extend—to be exceptionally well-implemented.

The game excels at the 'prestige' loop. Every time you reach a certain depth, you can sell your factory for a massive bonus that makes your next run exponentially faster. This creates a compelling sense of scale as you move from manual digging to high-tech automated lasers and explosions. While it eventually hits a grind, the constant discovery of new minerals and subterranean fossils keeps you coming back to see what’s at the bottom. It’s the perfect 'second-screen' game for fans of incremental progress.

Reviewed on: Fri Feb 27 2026

Dinsun Review

I’ve played a lot of idlers. I appreciate the math behind a good one—the way the numbers grow and the systems interconnect. This? This is just a spreadsheet with a bad UI. You watch a little bar go across the screen, a number goes up, you click a button to make the bar go faster. There’s no cleverness to the upgrades, no 'aha!' moments where you find a powerful synergy. It’s just the same loop over and over with zero flavor.

Even for an idle game, the visuals are lazy. The 'machinery' looks like clip art and the 'digging' is just a static background changing color. It feels like it was made in a weekend to see if anyone would click on it. It’s the gaming equivalent of watching paint dry, except you have to watch an ad every time you want to buy a new bucket of paint. Don't waste your battery life on this.

Overall Stats

Pros & Cons

It functions as an idle game
Low memory footprint

Completely unoriginal
Ugly presentation
Boring upgrade path
Constant pressure to watch ads for boosts

Technical Report

Performance: Runs perfectly because there is almost nothing happening on screen.

Accessibility:

Big buttons
Simple progression

Audience Fit

Buy if: You are literally addicted to seeing numbers get larger and have played every other idle game.

Skip if: You value your time, your eyesight, or good game design.

Similar Games:

Idle Miner Tycoon
Dig Out!

Reviewer Context

Reviewer: Dinsun
Hardware: iPhone 14
Playtime: 5 hours
Status: Reached the third 'prestige' level

The Game

Available on: iPhone, iPad, iPod

1660156364

Free9+★4.8 5588 reviews

Author : Solid Games

Pubish Date : Tue Dec 20 2022

Last Update Date : Tue Jan 02 2024

Support Languages : English

Genres :

Version 1.9.9Tue Jan 02 2024

Fix some error text
You operate a mining company. Your task is to continue to excavate ore from the mine, then sell ore to obtain profits.
You can upgrade your mining equipment to speed up efficiency, and you can unlock new devices to collect different ore, advanced ore has higher value.
You can also hire administrators to help you manage, they can improve your income and efficiency.
Finally, let us build the world's largest excavation company!
Requires iOS 12.0 or later. Compatible with iPhone, iPad, and iPod touch.
You operate a mining company. Your task is to continue to excavate ore from the mine, then sell ore to obtain profits.
You can upgrade your mining equipment to speed up efficiency, and you can unlock new devices to collect different ore, advanced ore has higher value.
You can also hire administrators to help you manage, they can improve your income and efficiency.
Finally, let us build the world's largest excavation company!

Ratings & Reviews

4.8 out of 5 with 5588 Counts

★★★★★

Age Rating 9+

In Idle Dig Factory, you are the CEO of a world-class mining corporation. Start with a basic drill and work your way down through the earth's crust to uncover unimaginable wealth. Manage your production line, upgrade your drill bits, and hire managers to keep the factory running 24/7. As you go deeper, you'll encounter tougher rock layers that require advanced machinery and explosive power-ups. Discover ancient artifacts and rare gems to boost your profits and expand your industrial empire across the globe.

Features

Satisfying deep-core drilling simulation

Infinite upgrade paths for industrial gear

Offline earnings and idle progression

Hidden treasures and fossil collection

Tips

Optimizing Your Drill

Prioritize 'Rotation Speed' over 'Drill Depth' in the early game. A faster drill processes small rocks much more efficiently, allowing you to generate the cash needed for the big depth upgrades much quicker.

Promotion Videos

Idle Dig Factory Game, beginner tips and tricks, guide, game review, android gameplay

Gameplays

Manager Automation

Unlock the 'Foreman' manager as soon as possible. They automatically collect coins from the surface, meaning you can leave the game running and never miss a cent of profit.