Mech Merge: Tower Defense
Fuse robots. Stop the swarm.
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Drag. Fuse. Hold the line. A tower defense where every tower is a war machine you merge yourself.
Drag one robot onto another. FUSE them. Watch the swarm burn.
Mech Merge is a tower defense where every tower is a war machine you build yourself. Drop combat frames on the pads, merge any two into something bigger, and hold the gate of the last human base on Kharon-4 against an alien brood that never stops coming.
FUSE ANYTHING
- 7 weapon systems: laser, rockets, flamer, cryo, plasma blade, shield, claw
- 21 unique fusions with their own mechanics: homing beams, napalm barrages, walls of ice, a claw that hurls bugs back down the road
- Keep fusing up to tier 6 and beyond, from Common to Mythic
A BATTLEFIELD THAT FIGHTS BACK
- Runners, wasps, spitters, stalkers, siege beasts and towering bosses with cinematic entrances
- Broods that dig up inside your lines, second nests on your flank, thunderstorms whose lightning hits the field
- Volatile crystals, fuel cells and rock spires: almost everything breaks
COMMAND THE FIGHT
- Call an orbital lance or a carpet bombing run by drawing the strike line yourself
- Harvesters, surges, last-stand perimeter guns, 2x speed
BUILD YOUR BASE
- Supply drops, a rarity ladder for every frame, permanent research
- Daily orders, a daily operation with a twist, a refinery that works while you are away
- Five sectors, from a dawn landing to a two-front war in the Dust Sea
Made for one hand and short sessions. No ads in this version.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Now in Spanish, Russian and French - the whole game, not just the menus.
NEW IN THIS UPDATE
- Four languages, picked up from your device and switchable in Settings
- Three new bosses: the Tunneler comes up through the road, the Carrier sheds wasps, the Broodmother hides behind her clutch
- Map hazards that make a sector a place: geysers that scald the swarm, falling debris, spore blooms you burn out with a tap
- An 8th sector layout, reworked early pacing and a rebalanced economy
FIXED
- A run could freeze after a wave instead of paying out its supply drop. Fixed, and covered by tests so it stays fixed.
- Refusals now tell you what you are short of, where you tapped, instead of a line you could miss
- The fusion lesson shows the gesture again if you stop fusing, rather than only describing it
The developer, Sergey Bragilevskiy, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Purchases
- Identifiers
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Sergey Bragilevskiy
- Size
- 193.8 MB
- Category
- Strategy
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPad
Requires iPadOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
13+
- 13+
- Frequent
Cartoon or Fantasy Violence
Guns or Other Weapons
Infrequent
Horror/Fear Themes
Contains
Loot Boxes
- In-App Purchases
Yes
- Warden Prime $19.99
- Solaris Prime $19.99
- Tempest Prime $19.99
- Core Reactor $9.99
- Core Cache $0.99
- Core Vault $4.99
- Supply Convoy $2.99
- Commander Volt $2.99
- Command Pass $4.99
- Commander Valkyrie $2.99
- Copyright
- © 2026 Sergey Bragilevskiy