Comparison

SFD vs Dungeon Within

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

Head to head
About

SFD

Embark on a challenging roguelike RPG adventure where you lead a party of adventurers through procedurally generated dungeons. Engage in tactical turn-based combat, discover powerful items, and overcome unique enemies. Victory requires skill and strategy in this old-school difficulty experience.

Highlights
  • RPG with roguelike elements and permadeath
  • Hand-crafted isometric pixel art
  • Randomly-generated dungeons
  • Tactical, turn-based combat
  • 7 unique adventurers with upgrades
  • Over 200 weapons, spells, and items
  • Over 30 unique enemies
Features
Read full description

In SFD, you manage a party of adventurers attempting to reach the deepest depths of the Sigma Finite Dungeon. Can you defeat the Lich King Raeleus and the false god NOG at the deepest depths of the dungeon? ※Key Features *Unique blend of RPG with roguelike elements, including permadeath. No second chances! *Hand-crafted isometric pixel art graphics *Randomly-generated dungeons - a new adventure every playthrough! *Tactical, turn-based combat *7 adventurers with their own unique skills and upgrades *More than 200 weapons, spells and items to discover *More than 30 unique enemies with their own attacks and abilities *Use the environment to your advantage! Defeat enemies with spike traps, poison gas and explosive barrels *8 floors of dungeon-crawling action to explore *Old-school difficulty. While the gameplay is simple, only the greatest adventurers will achieve victory! *Description and English translation by WindowOnInfinity

About

Dungeon Within

Awaken as an amnesiac Dark Lord and build a ruthless dungeon to defend against invaders. Recruit monsters, deploy traps, and use your dark powers to forge an inescapable fortress. Embrace roguelike runs to gather memories and awaken your true authority.

Highlights
  • Design and defend your dungeon
  • Raise a formidable monster army
  • Unleash Dark Lord's authority
  • Unpredictable roguelike encounters
  • Gather fragments of memory
  • Forge an inescapable fortress
Features
Read full description

"Reclaim Your Throne as the True Dark Lord!" Awaken as an amnesiac Dark Lord in an endless dream world and construct your own ruthless dungeon. Explore the realm to rally scattered monsters, deploy deadly traps, and bring ruin to insolent invaders. Death is not the end, but the beginning of new power. Through endless roguelike runs, forge your DUNGEON into the ultimate, inescapable fortress! [Design & Defend Your Dungeon] Your strategy becomes the absolute law of the dungeon. Deploy diverse combat rooms, sinister structures, and lethal traps to create the ultimate kill zone for incoming heroes. [Raise a Formidable Monster Army] Explore the world to awaken diverse monsters from their deep slumber. Draft creatures with unique abilities and racial synergies into your ranks, and command the frontline with the ultimate monstrous horde. [Unleash the Dark Lord's Authority] Are the invaders breaching your dungeon's core? Unleash the true power dormant within the Dark Lord. Turn the tide of battle instantly with devastating abilities that will bring arrogant foes to their knees. [Unpredictable Roguelike Encounters] Every run paves a new path. Collect mysterious relics hidden throughout the dungeon, navigate through bizarre unknown events, and empower your forces. Your choices will dictate the fate of the next battle. [Fragments of Memory & True Awakening] Do not stop even if you fall in battle. Gather fragments of lost memories and legacies from past runs to awaken the Dark Lord's true power. Transcend death and reclaim your eternal, absolute authority. Take your rightful place on the throne now and dominate your own grand, brutal dungeon!

Screenshots

SFD4 screens
Dungeon Within4 screens

Verdict

The call

The clearest difference is in-app purchases: SFD at none against Dungeon Within's 13. SFD also leads on review sentiment (86% vs 69%) and price ($4.99 vs $5.99). Dungeon Within's advantage is update cadence (every 2 days vs fortnightly) and ratings volume (474 vs 8). On rating, ads, monetization model and device support 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

SFD costs $4.99 and Dungeon Within $5.99 up front. Dungeon Within sells 13 one-off in-app purchases. SFD asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for SFD against 4.9 for Dungeon Within. That said, the two scores are not equally well evidenced: Dungeon Within has 474 ratings behind it against 8, so its average is the more settled of the two. Written reviews are what separate them: 86% of SFD's written reviews are positive against 69% of Dungeon Within's.

UpkeepUpdate frequency

SFD ships an update fortnightly, Dungeon Within every 2 days. Both last shipped on October 25, 2026.

Scorecard6 real differences · 5 level
SFD versus Dungeon Within: the parameters behind the verdict, then further details
ParameterSFDDungeon Within
Price$4.99 — better$5.99
Rating5.0 (8 ratings) — better4.9 (474 ratings)
Positive reviews85.7% of reviews — better69.5% of reviews
Number of ratings8474 — better
Update frequencyFortnightlyEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidPaid
Best chart rank—#81 — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size96 MB238 MB
Age rating12+12+
Developerbyungpil MunGameCoaster

Customer experience

SFD

All ratings7 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews14 reviews
Positive85.7%
Neutral14.3%
Negative0.0%

Dungeon Within

All ratings442 ratings
Positive96.4%
Neutral1.6%
Negative2.0%
Written reviews131 reviews
Positive69.5%
Neutral12.2%
Negative18.3%

In-app purchases

None

SFD

No in-app purchases

13 purchases

Dungeon Within

One-time13
  • Neo Behemoth$1.99
  • Underworld Pass 1$2.99
  • Underworld Expansion Pass$5.99
Show 10 more
  • Time Traveler$5.99
  • Moonveil Skin Set$9.99
  • Beginning of Growth$9.99
  • Beginning of the Abyss$9.99
  • Pioneer of the Abyss$9.99
  • Memory of Training$17.99
  • Essence of Beginning$19.99
  • Essence of the Abyss$19.99
  • Essence of Transcendence$29.99
  • Ark of Eternity$29.99

Questions

Is SFD free?
SFD costs $4.99, with no in-app purchases.
Is Dungeon Within free?
Dungeon Within costs $5.99, and also offers in-app purchases.
Which has better reviews, SFD or Dungeon Within?
SFD is rated higher. SFD averages 5.0 out of 5 from 8 ratings, while Dungeon Within averages 4.9 from 474 ratings.
Do SFD or Dungeon Within have ads?
Neither SFD nor Dungeon Within shows ads.
Which is updated more often, SFD or Dungeon Within?
SFD ships an update fortnightly, and Dungeon Within every 2 days. Most recently, SFD was updated on October 25, 2026 and Dungeon Within on October 25, 2026.

Other comparisons