Tunnel Digger vs Piston Clicker
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Tunnel Digger
Dig tunnels through mountains to reach the other side. Improve your drilling equipment and vehicle capacity to dig faster and more powerfully. Test your digging skills and see how far you can go.
- Dig tunnels
- Upgrade drill
- Upgrade truck capacity
- Improve digging speed
- Improve digging power
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Your company is in charge of digging tunnels. Dig to the other side of the mountain. Upgrade your drill, and truck bed capacity and improve your digging speed and power.
Piston Clicker
Build and upgrade a virtual money-making machine. Add pistons, increase production speed, and change piston types to generate different currencies. Sell your output to earn more and experience a satisfying, hypnotic simulation.
- Add and upgrade pistons
- Increase production speed
- Change piston types for different money
- Sell production for profit
- Satisfying machine simulation
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Develop your money machine! Add pistons to gain extra coins! Upgrade your speed to make pistons and production band work faster! Upgrade your piston types also changes your type of money! Sell your production to gain more! Play with satisfying and hypnotizing machine!
Screenshots
Verdict
The clearest difference is review sentiment: Tunnel Digger at 75% against Piston Clicker's 0%. Tunnel Digger also leads on rating (4.8 vs 4.3). On price, ratings volume, update cadence and ads 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. Neither carries in-app purchases, so what you see is what you pay.
Tunnel Digger holds the better App Store score, 4.8 against 4.3. Both are backed by a comparable volume of ratings — 406 and 430 respectively. Written reviews point the same way: 75% of Tunnel Digger's written reviews are positive against 0% of Piston Clicker's.
Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on September 13, 2026 and July 30, 2026 respectively.
| Parameter | Tunnel Digger | Piston Clicker |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (406 ratings) — better | 4.3 (430 ratings) |
| Positive reviews | 75.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 406 | 430 — better |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 233 MB | 122 MB |
| Age rating | 4+ | 12+ |
| Developer | 7WARE S.R.L. | ozan akbaba |
Customer experience
Tunnel Digger
Piston Clicker
In-app purchases
Tunnel Digger
No in-app purchases
Piston Clicker
No in-app purchases
Questions
Is Tunnel Digger free?
Is Piston Clicker free?
Which has better reviews, Tunnel Digger or Piston Clicker?
Do Tunnel Digger or Piston Clicker have ads?
Which is updated more often, Tunnel Digger or Piston Clicker?
Other comparisons
