DigDigDrill vs Flat Machine
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
DigDigDrill
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.
- 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
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Dig, Dig, and Dig! This game is an underground mining and resource collecting game. Dig freely for minerals and treasures. Use the items you collect to forge your original drills in a hack-and-slash style equipment system. ◆Recommended for◆ *Those who enjoy grinding games. *Those who want to collect many items. *Those who enjoy creating builds in hack-and-slash games. *Those who seek a relaxing game. ◆Game Flow◆ 1: Dig and collect ores and treasure boxes. 2: Sell collected ores to get coins. 3: Use coins and materials to forge new drills. 4: With new equipment, you can dig deeper and faster. ◆Features◆ -Many Materials- There are many minerals underground. You may find special items in gold treasure boxes! -Puzzle Forging- Use the collected minerals to create new drills. You might create the ultimate drill if you fit the ores into the blueprint smartly. -Random Special Effects- Your drill might gain special effects. Combine them effectively to strengthen your power! * Focus on movement speed for carrying resources quickly? * Enhance explosions for massive destruction? The choice is yours! -Zen-like Relaxing Game- No enemies. No time limit. No story. All you have to do is just mine! ◆Credits◆ Sound: Koukaonrabo, Koukaonziten, OtoLogic BGM: Music Atelier Amacha
Flat Machine
Control a limbless robot tasked with defending a settlement in a post-apocalyptic world. Engage in simple, timing-based battles against various threats and make choices that influence the game's multiple endings. Discover the mystery of your own identity.
- Simple, timing-based battles
- Item combination system
- Respond to various visitors
- Multiple endings based on choices
- Daily events and encounters
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■ Story In the not-so-distant future, a world on the brink of ruin. Awakening in the wasteland is a single robot—with no limbs and no memories. You become the settlement's "gatekeeper," fending off the strange visitors who arrive day after day. Can you protect the settlement through its final days? And what is the true nature of the Flat Machine...? ■ Features [1] Easy, satisfying defense battles—just tap! Tap with the right timing to repel the enemies closing in. Simple to play, yet endlessly strategic through gear and item combinations. Build your own ultimate defense style. [2] Your "choices" change the future—multiple endings Not everyone at the gate is an enemy. Help a struggling mutant, or coldly turn it away? Your decisions steer the story to its ending in this rich sci-fi adventure. [3] Charming pixel art and a wistful apocalyptic world Lovable yet lonely characters brought to life in beautiful retro pixel art. An original atmosphere, deepened by a carefully crafted soundtrack. ■ Perfect for players who love - Pixel-art (retro) games - Dystopian, sci-fi, and apocalyptic worlds - Story-driven indie games - Quick, pick-up-and-play sessions - Tower defense, idle games, and RPGs - Playing free to the end, at your own pace, with no stamina Step into the "everyday apocalypse" woven by an amnesiac gatekeeper robot and the inhabitants of a dying world.
Screenshots
Verdict
The clearest difference is update cadence: Flat Machine at every 5 days against DigDigDrill's monthly. DigDigDrill's advantage is iOS requirement (12.0 vs 15.0). On price, rating, review sentiment and ratings volume there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. DigDigDrill sells 1 one-off in-app purchase and Flat Machine sells 4 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 Flat Machine. Both are backed by a comparable volume of ratings — 73 and 68 respectively. Written reviews split almost evenly too, at 94% and 94% positive.
DigDigDrill ships an update monthly, Flat Machine every 5 days. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.
| Parameter | DigDigDrill | Flat Machine |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (73 ratings) | 4.9 (68 ratings) |
| Positive reviews | 94.4% of reviews — better | 93.7% of reviews |
| Number of ratings | 73 — better | 68 |
| Update frequency | Monthly | Every 5 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 139 MB | 118 MB |
| Age rating | 4+ | 12+ |
| Developer | Toki Matsui | zxima.LLC |
Customer experience
DigDigDrill
Flat Machine
Bugs and requests
DigDigDrill
Not enough reviews yet to summarise bugs or requests.
Flat Machine
Reported bugs
4 issues- Ads redirect to app store and prevent item rewards
- Ad BGM continues playing after ad ends
- Ad BGM persists even after restarting app
- Agoda ads prevent continuing the game
Requested features
6 requests- Add Chinese translation
- Add Vietnamese translation
- Add Spanish translation
- Option for one-time purchase to remove ads
- More interactions with certain characters (e.g., training robot)
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- Consider adding taxi or bakery characters in future works
In-app purchases
DigDigDrill
- Remove Ads$2.99
Flat Machine
- AD removal$2.99
- Donation(S)$3.99
- Donation(M)$14.99
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- Donation(L)$34.99
Questions
Is DigDigDrill free?
Is Flat Machine free?
Which has better reviews, DigDigDrill or Flat Machine?
Do DigDigDrill or Flat Machine have ads?
Which is updated more often, DigDigDrill or Flat Machine?
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