Best Sphere TD alternatives: games like Sphere TD

10+ similar games compared and reviewed

4.6 avg rating
9 free games
Updated November 2026

Whether you want more options like Sphere TD or a completely different take on the same concept, our curated list of 10+ similar apps and games has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to Sphere TD

4.6(9 ratings)
FreeIn-App Purchases
Titan Saga - Idle screenshot 1
Titan Saga - Idle screenshot 2
Titan Saga - Idle screenshot 3
Titan Saga - Idle screenshot 4
Titan Saga - Idle screenshot 5
Titan Saga - Idle screenshot 6

Lead a faction in a shattered world, recruiting heroes from diverse races and assigning them to various professions. Make strategic moral choices to shape your faction's identity and engage in auto-battle combat, stronghold building, and alliance warfare. Progress even while offline.

Idle Polygon#2

Idle Polygon by KOKI MORITA

Minimal idle evolving shapes
Strong Contender
🎮 Games
3.0(4 ratings)
FreeAdsIn-App Purchases
Idle Polygon screenshot 1
Idle Polygon screenshot 2
Idle Polygon screenshot 3
Idle Polygon screenshot 4
Idle Polygon screenshot 5
Idle Polygon screenshot 6

Engage in a visually stunning incremental game with RPG battle elements. Upgrade your geometries and income to astronomical levels, and master prestige cycles for endless replayability.

Whispers of the Forest: Idle#3

Whispers of the Forest: Idle by Martin Mairhofer

Defense RPG: Cards & Pets
Worth Considering
🎮 Games
4.7(24 ratings)
FreeIn-App Purchases
Whispers of the Forest: Idle screenshot 1
Whispers of the Forest: Idle screenshot 2
Whispers of the Forest: Idle screenshot 3
Whispers of the Forest: Idle screenshot 4
Whispers of the Forest: Idle screenshot 5
Whispers of the Forest: Idle screenshot 6

Build a powerful forest defense against endless enemy waves in this idle tower defense RPG. Collect cards, summon pets, and upgrade gear to progress through challenging boss battles and compete on leaderboards. Enjoy offline rewards and long-term progression.

More games like Sphere TD

4
Idle Server Defender
Idle Server Defender
Idle Server Defender
Server-themed tower defense
Free
🎮 Games
(0)
5
System Ascension: Idle Core
System Ascension: Idle Core
System Ascension: Idle Core
Build the System
$4.99

An incremental strategy game where you guide a stranded AI to build a planetary engine. Master energy sources, automate resources, and uncover a sci-fi story. The game features beautiful art, full narration, and cross-platform cloud saving.

Incremental strategy gameplayResource automationPlanetary engine engineering
🎮 Games
(46)
paid
6
Get a Little Gold
Get a Little Gold
Get a Little Gold
Idle incremental strategy game
Free

Tap to earn gold and build an idle empire. Unlock buildings, research upgrades, and discover artifacts to boost your production. Progress even when offline in this classic incremental strategy game.

Idle gold productionIncremental upgradesResearch and boosts
🎮 Games
(39)
free with in-app purchases
7
Nexus Swarm Tower Defense TD
Nexus Swarm Tower Defense TD
Nexus Swarm Tower Defense TD
Roguelike Survival Strategy
Free

Defend the Nexus from an endless swarm attacking from all directions in this roguelite tower defense game. Upgrade your central tower with unique builds and powerful augments each run. Conquer challenging bosses and explore diverse sectors.

360° swarm defenseRoguelike build draftingPermanent workshop upgrades
🎮 Games
(7)
free with in-app purchases
8
Slay Divinity
Slay Divinity
Slay Divinity
Roguelike Card Battles
Free

Engage in strategic card battles against randomized enemies in this roguelike deck-builder. Choose from multiple characters, unlock new challenges, and collect achievements. Enjoy a fair 'no pay-to-win' experience with optional DLC for more content.

Roguelike deck-building gameplayStrategic card battlesRandomized enemies and rewards
🎮 Games
(12)
free
9
Echo Planet - Incremental Game
Echo Planet - Incremental Game
Echo Planet - Incremental Game
Idle Turn a Planet into a Star
Free

Transform a planet into a star by forging moons that channel power to its core. Upgrade your celestial bodies, stack multipliers, and witness your energy output grow exponentially, even when you're not actively playing. This idle game offers a satisfying progression from small sparks to galaxy-scale power.

Forge moons to power a planetary coreUpgrade moons and stack multipliersIdle progression, play offline
🎮 Games
(23)
free with in-app purchases
10
HexTowerDefense
HexTowerDefense
HexTowerDefense
Retro strategy on a hex grid
Free

Engage in strategic tower defense on a hexagonal grid. Master placement, range, and timing across 50 campaign levels, daily challenges, and a community workshop. Enjoy a retro aesthetic with no energy timers and limited ads.

Hexagonal grid placement50 handcrafted campaign levelsDaily challenges and endless mode
🎮 Games
(4)
free