Comparison

Sipher Odyssey vs Immortal Prince

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

Head to head
About

Sipher Odyssey

Embark on a sci-fi fantasy roguelite RPG adventure in a vibrant universe. Assemble a squad, unleash godlike abilities, and blast through hordes of enemies in fast-paced, action-packed combat. Explore dungeons, craft powerful items, and forge your own path to victory.

Highlights
  • Assemble a squad
  • Godlike abilities
  • Action-packed combat
  • Dungeon exploration
  • Item crafting
  • Roguelite gameplay
Read full description

Step into a sci-fi fantasy adventure in the world of Sipheria. Sipher Odyssey invites players into a matrix-like universe filled with vibrant animal characters. Experience the thrill of blasting through hordes of enemies with godlike abilities in an epic saga - designed in Tiktok-like short form for on-the-go action. [Assemble Your Mighty Squad] Embark on an epic journey through space in SIPHER Odyssey! Assemble an elite team or join forces with up to three players to take on the toughest challenges in the game. Shoot and slash colossal bosses and emerge victorious in your own unique way. [Meet Unique Heroes] Unleash the power of legendary heroes! Choose from iconic races such as INU, NEKO, and BURU, each with distinctive sub-races awakened by different traits. Immerse yourself in their captivating backstories as you wield unique weapons that grant diverse fighting styles. Discover your favorite RPG role and level up your characters to become the ultimate hero! [Engage in Action-Packed Combat] Experience the adrenaline of a fast-paced combat system that leaves you at the edge of your seat! Obliterate foes with your unique hero's stunning combos and powerful skills. Beware — a tiny mistake can lead to failure in the blink of an eye! [Fight Daunting Dungeons] From the outer space to the underground, get ready to shoot and slash through endless dungeons! Experience a story-rich role-playing game packed with epic quests, bosses, and battles within the never-before-seen fantasy world of Sipheria. Unlock new destinations, unleash forgotten memories and uncover the mystery behind the story. [Every Clash is Exclusive] "Never give up" on your journey in this roguelite RPG, where death is not the end. Embrace the challenge of roguelite gameplay with unlimited combinations of power-ups and skills. Every dungeon is randomly generated, bringing new surprises and obstacles on each expedition. Learn from your falls — Every dungeon is a new story, every quest is a new adventure. [You Craft Your Power] Craft nearly every item using the fantastic loot earned from dungeons and quests, including basic hand gloves as well as mythical guns and swords. Build an arsenal, train, and master the playstyles of a wide range of unique weapons available. Break your boundaries, and victory will always be within your reach. Are you ready to fight for greatness along with INU, NEKO, and BURU? Join the battle today in SIPHER Odyssey and become a legend! >>About the Developer Ather Labs is a gaming and entertainment studio based in Vietnam that was born to embrace technology and build compelling gaming and entertainment experiences. If you need assistance, please contact us via Facebook: https://www.facebook.com/playSIPHER or email: hello@atherlabs.com Term of Use: https://atherlabs.com/terms-conditions Privacy Policy: https://atherlabs.com/privacy-policy

About

Immortal Prince

Embark on a quest to restore order to a kingdom overrun by the undead and a missing prince. This roguelike-slasher offers fast-paced combat, extensive character customization, and a compelling narrative. Battle diverse enemies and uncover hidden truths in a visually striking comic-style world.

Highlights
  • Deep combat system
  • Dozens of unique enemies
  • Vivid comic-style aesthetics
  • Deep storyline with character secrets
  • Character customization and build making
Features
Read full description

The Kingdom of Dortmouth is in chaos. The king has been overthrown, hordes of undead are ravaging the streets, and young Prince Marcus has disappeared without a trace. The new Order is emerging. Do you have what it takes to fight back and reclaim what is rightfully yours? "Immortal Prince" is a blazing roguelike-slasher, infused with stunning fighting scenes, deep customization and build making, all wrapped in a thrilling storyline. Features: - Simple to learn yet deep combat system. - Dozens of enemies to slash through, each with unique abilities. - Vivid comic-style aesthetics. - Reveal the truth: A deep storyline, with each character having its own motives and secrets.

Screenshots

Sipher Odyssey4 screens
Immortal Prince4 screens

Verdict

The call

The clearest difference is in-app purchases: Immortal Prince at none against Sipher Odyssey's 29. Immortal Prince also leads on iOS requirement (12.0 vs 15.0). Sipher Odyssey's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 5 months). On price, rating, ratings volume 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

Both are free to download. Sipher Odyssey sells 29 in-app purchases, starting at $1.99 per 7 days. Immortal Prince asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for Sipher Odyssey against 4.4 for Immortal Prince. Both are backed by a comparable volume of ratings — 22 and 62 respectively. Written reviews are what separate them: 81% of Sipher Odyssey's written reviews are positive against 72% of Immortal Prince's.

UpkeepUpdate frequency

Sipher Odyssey ships an update every 3 weeks, Immortal Prince every 5 months. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

Scorecard6 real differences · 4 level
Sipher Odyssey versus Immortal Prince: the parameters behind the verdict, then further details
ParameterSipher OdysseyImmortal Prince
PriceFreeFree
Rating4.5 (22 ratings) — better4.4 (62 ratings)
Positive reviews80.8% of reviews — better71.7% of reviews
Number of ratings2262 — better
Update frequencyEvery 3 weeks — betterEvery 5 months
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.012.0 — better
Further details — not scored
Size2.4 GB551 MB
Age rating9+12+
DeveloperAther Labs Inc.AI Games FZ

Customer experience

Sipher Odyssey

All ratings19 ratings
Positive84.2%
Neutral0.0%
Negative15.8%
Written reviews26 reviews
Positive80.8%
Neutral3.8%
Negative15.4%

Immortal Prince

All ratings62 ratings
Positive83.9%
Neutral3.2%
Negative12.9%
Written reviews113 reviews
Positive71.7%
Neutral12.4%
Negative15.9%

Bugs and requests

Sipher Odyssey

Not enough reviews yet to summarise bugs or requests.

Immortal Prince

Reported bugs

15 issues
  • Shop not working/purchases unavailable
  • Character gets stuck on edges
  • Hero doesn't always attack
  • Attacks against objects don't register
  • Dashing doesn't always hit
Show 10 more
  • Explosive barrels have faint indicators
  • Game data not saved
  • Quest marker missing
  • Upgrade options missing
  • In-game purchases not appearing
  • Arena projectile bug
  • Account progress lost
  • Cannot progress to next level/stage
  • Market items not showing prices
  • Controls too close to center

Requested features

18 requests
  • More levels/maps
  • New bosses
  • Endless mode
  • Controller support
  • Customizable controls
Show 13 more
  • More story content
  • Set bonus equipment
  • Legendary equipment
  • PVP mode
  • More character classes
  • Language support (Russian, Vietnamese, German, Japanese, Chinese)
  • Pause option
  • Unlimited continues via ads
  • XP for opponent death
  • More quests and achievements
  • Improved UI/UX
  • More weapon variety
  • More upgrade options

In-app purchases

29 purchases

Sipher Odyssey

Subscriptions3
  • Silver VIP PASS$1.997 Days
  • Gold VIP PASS$2.997 Days
  • Diamond VIP PASS$5.997 Days
One-time26
  • Flash Sale Bundle 01$0.99
  • Daily Bundle 01$0.99
  • Ram Package 100$0.99
Show 23 more
  • Nezumi Step Up 01$1.99
  • Step Up Bundle 02$1.99
  • Welcome package 01$1.99
  • Nezumi Ascension Bundle 01$2.99
  • Nezumi Step Up 05$3.99
  • Nezumi Step Up 03$3.99
  • Weekly Bundle 01$4.99
  • Flash Sale Bundle 02$4.99
  • Flash Sale Bundle 06$4.99
  • Step Up Bundle 04$4.99
  • Daily Bundle 02$4.99
  • RAM Package 505$4.99
  • RAM Package 1010$9.99
  • Daily Bundle 03$9.99
  • Weekly Bundle 02$9.99
  • Welcome Package 02$9.99
  • Step Up Bundle 06$19.99
  • Weekly Bundle 03$19.99
  • RAM Package 2020$19.99
  • Welcome Package 03$19.99
  • RAM Package 5050$49.99
  • RAM Package 10100$99.99
  • RAM Package 20200$199.99
None

Immortal Prince

No in-app purchases

Questions

Is Sipher Odyssey free?
Sipher Odyssey is free to download, with in-app purchases available.
Is Immortal Prince free?
Immortal Prince is free to download, with no in-app purchases.
Which has better reviews, Sipher Odyssey or Immortal Prince?
Sipher Odyssey is rated higher. Sipher Odyssey averages 4.5 out of 5 from 22 ratings, while Immortal Prince averages 4.4 from 62 ratings.
Do Sipher Odyssey or Immortal Prince have ads?
Immortal Prince shows ads; Sipher Odyssey does not.
Which is updated more often, Sipher Odyssey or Immortal Prince?
Sipher Odyssey ships an update every 3 weeks, and Immortal Prince every 5 months. Most recently, Sipher Odyssey was updated on October 21, 2026 and Immortal Prince on October 24, 2026.

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