Comparison

Threnfall TD vs Space Base Idle Tower Defense

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Threnfall TD

A challenging fantasy tower defense game with no ads or in-app purchases. It offers a deep strategic experience with numerous tower types, upgrade paths, and handcrafted levels. Progress is persistent, and the game can be played offline.

Highlights
  • 20 handcrafted levels
  • 14 distinct tower types with upgrade paths
  • Challenging gameplay
  • Achievements and persistent upgrades
  • Cinematic intros and unique music
  • Offline play
Features
Read full description

Threnfall TD No ads. No in-app purchases. No interruptions. Buy it once, own it forever. Play offline. No pay-to-win. Threnfall TD is a fantasy tower defense game built by one person. Not a big studio, just me, working through many late nights trying to make something genuinely fun and worth your time. This isn’t a "place towers and hope" kind of game. It’s designed to be challenging, even on easy mode. If your strategy isn’t right, the game will push back. What’s in the game: • 20 handcrafted levels Each with its own layout, pacing, and difficulty • 14 distinct tower types Each with 2 upgrade paths and 10 upgrades per path, all with their own visuals and roles • A real challenge Even on easier settings, you’ll need to think, adapt, and improve • Achievements & persistent upgrades Progress carries forward as you refine your strategy • Cinematic intros & unique music Each level has its own atmosphere, with custom intros and backing tracks This is my first release, built entirely by me. Every system has been designed, tested, broken, fixed, and rebuilt more times than I can count. There’s more coming. New features, improvements, balancing, and player feedback will directly shape where the game goes next. One small request: If you enjoy the game, leaving a review really helps. If you don’t, that’s completely fair, but instead of dropping a bad review and disappearing, reach out. I’ll do my best to fix what isn’t working. Thanks for taking a chance on it. – Dan

About

Space Base Idle Tower Defense

Build a powerful space base and defend against endless enemy waves in this idle tower defense game. Upgrade turrets, unlock technologies, and earn AFK rewards offline. Strategize your defenses for infinite survival.

Highlights
  • Space base construction and upgrades
  • Multiple turret types
  • Technology tree and prestige system
  • Offline AFK progression
  • Epic bosses and special waves
  • Idle strategy gameplay
Features
Read full description

Build a powerful space base and survive endless waves of enemies in Space Base — an idle tower defense game with deep turret upgrade systems and base-building mechanics. Place different types of turrets, unlock the tech tree, and earn AFK rewards even while offline. Game features: Build and upgrade your space base from scratch Multiple turret types: rapid-fire, splash, freeze, and sniper Tech tree, prestige system, and upgrade progression AFK progress: resources and rewards accumulate offline Epic bosses, special waves, and endless survival Idle strategy with base-building and enemy defense mechanics Infinite scaling of power and difficulty Plan your turret placement, combine weapon types, and build the perfect defense. Download Space Base — the ultimate idle tower defense with base building!

Screenshots

Threnfall TD4 screens
Space Base Idle Tower Defense4 screens

Verdict

The call

The clearest difference is review sentiment: Threnfall TD at 100% against Space Base Idle Tower Defense's 40%. Threnfall TD also leads on ads (none vs shown) and monetization model (free vs free with in-app purchases). Space Base Idle Tower Defense's advantage is update cadence (every 6 days vs every 2 months) and ratings volume (409 vs 4). On price, in-app purchases, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Threnfall TD sells 1 one-off in-app purchase and Space Base Idle Tower Defense sells 18 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Threnfall TD holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Space Base Idle Tower Defense has 409 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 100% of Threnfall TD's written reviews are positive against 40% of Space Base Idle Tower Defense's.

UpkeepUpdate frequency

Threnfall TD ships an update every 2 months, Space Base Idle Tower Defense every 6 days. The most recent releases landed on October 13, 2026 and October 29, 2026 respectively.

Scorecard6 real differences · 4 level
Threnfall TD versus Space Base Idle Tower Defense: the parameters behind the verdict, then further details
ParameterThrenfall TDSpace Base Idle Tower Defense
PriceFreeFree
Rating5.0 (4 ratings) — better4.7 (409 ratings)
Positive reviews100.0% of reviews — better40.0% of reviews
Number of ratings4409 — better
Update frequencyEvery 2 monthsEvery 6 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.0 — better
Further details — not scored
Size408 MB312 MB
Age rating9+9+
DeveloperDan RichingsEvrika Games

Customer experience

Threnfall TD

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews9 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Space Base Idle Tower Defense

All ratings372 ratings
Positive97.6%
Neutral0.8%
Negative1.6%
Written reviews15 reviews
Positive40.0%
Neutral13.3%
Negative46.7%

In-app purchases

1 purchases

Threnfall TD

One-time1
  • Act II Unlock$2.99
18 purchases

Space Base Idle Tower Defense

One-time18
  • Super Benefit Deal$2.99
  • Turret Pack 1$2.99
  • Gem Pass$3.99
Show 15 more
  • Piggy Bank$4.99
  • Gems Pack 800$5.99
  • The Sergeant's Deal$6.99
  • Builder Pack 1$6.99
  • Gems Pack 1300$8.99
  • VIP Pass 1$12.99
  • Turret Pack 2$12.99
  • Builder Pack 2$15.99
  • Officer's Deal$16.99
  • Gems Pack 2800$19.99
  • Turret Pack 3$19.99
  • Treasury of Gems$19.99
  • Special Offer$22.99
  • Builder Pack 3$29.99
  • Millionaire Deal$37.99

Questions

Is Threnfall TD free?
Threnfall TD is free to download, with in-app purchases available.
Is Space Base Idle Tower Defense free?
Space Base Idle Tower Defense is free to download, with in-app purchases available.
Which has better reviews, Threnfall TD or Space Base Idle Tower Defense?
Threnfall TD is rated higher. Threnfall TD averages 5.0 out of 5 from 4 ratings, while Space Base Idle Tower Defense averages 4.7 from 409 ratings.
Do Threnfall TD or Space Base Idle Tower Defense have ads?
Space Base Idle Tower Defense shows ads; Threnfall TD does not.
Which is updated more often, Threnfall TD or Space Base Idle Tower Defense?
Threnfall TD ships an update every 2 months, and Space Base Idle Tower Defense every 6 days. Most recently, Threnfall TD was updated on October 13, 2026 and Space Base Idle Tower Defense on October 29, 2026.

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