Comparison

Lethe vs シノビスラッシュ

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

Head to head
About

Lethe

Experience a theatrical music game with stunning artistic scenes and original music. Solve puzzles and uncover a fantasy story by interacting with musical scrolls and gathering elven energy. Immerse yourself in a unique world of magic, sound, and emotion.

Highlights
  • Theatrical music gameplay
  • Artistic sand painting scrolls
  • Original high-quality music
  • Puzzle-solving mechanics
  • Immersive fantasy story
  • Unity 3D integrated system
Features
Currently charting
Read full description

"This game has the best artistic quality and effects I've ever seen."- Japanese music master Onoken. "A brand new game experience. It will change music games forever!"- Taiwan's top musician Vanros Kloud. Lethe is a theatrical music game designed with beautifully artistic scenes, sand painting scrolls, and high quality music. Players can discover the lost memories of the "Lethe" continent by gathering elven energy and solving puzzles. The pictorial operations help you release the mysteries and riddles that bind and separate Taya and Omari. ---Game Features--- Brand new gameplay where you open a musical scroll and dive into a unique world of magic and sound. As you journey through this world, more and more music will be unlocked and an immersive world of adventure will open up to be discovered. Play to the tunes of original musicians from around the world, such as Onoken, Vanros Kloud, Sakuzyo, and celebrated newcomer Kage. Rise above traditional visual experiences through a perfectly developed Unity 3D integrated game system. Grants you a real sense of music performance. Every scene of this game is hand painted and fuelled by the mystical power of music and emotion. You will become immersed in an epic fantasy drama set in the style of a timeless fairy tale. ---Awards--- Indieplay Best Music Sound Effects Jinyuan Best Music Sound Effects Jinyuan Best Art Design CGDA Best Mobile Game Design & Innovation Award TIGA Best Game Nominations Very Big Indie Pitch - The Fourth Best Game (The only Asian product nominated) IMGA Highest Award Nomination IMGA Most Anticipated Game Award IMGA Best Audio Award Taipei Game Show Best Art Award

About

シノビスラッシュ

Features
Read full description

ver4.0.0より「シノビスラッシュ 妖」としてリニューアル!現在、収録楽曲数は150曲を突破! 無料で遊べる楽曲も100曲以上!!豪華コンポーザー陣による書き下ろし楽曲や豪華コラボでますます盛り上がるシノビスラッシュをよろしくお願いいたします!! 【公式 X / Twitter】 @SHINOBI_SLASH 【公式ホームページ】 https://drossel.studio/shinobi 【対応言語】 本アプリは日本語のみに対応しております。

Screenshots

Lethe4 screens
シノビスラッシュ4 screens

Verdict

The call

The clearest difference is price: シノビスラッシュ at Free against Lethe's $0.99. シノビスラッシュ also leads on rating (4.8 vs 3.8) and ratings volume (54 vs 13). Lethe's advantage is review sentiment (65% vs 44%) and chart position (#58 vs unranked). On update cadence, ads, in-app purchases 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

シノビスラッシュ is free to download; Lethe costs $0.99 up front. Lethe sells 1 one-off in-app purchase and シノビスラッシュ sells 13 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

シノビスラッシュ holds the better App Store score, 4.8 against 3.8. Both are backed by a comparable volume of ratings — 13 and 54 respectively. Written reviews complicate that: 65% of Lethe's written reviews are positive against 44% of シノビスラッシュ's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Lethe ships an update every 4 weeks, シノビスラッシュ monthly. The most recent releases landed on October 19, 2026 and October 7, 2026 respectively.

Scorecard6 real differences · 5 level
Lethe versus シノビスラッシュ: the parameters behind the verdict, then further details
ParameterLetheシノビスラッシュ
Price$0.99Free — better
Rating3.8 (13 ratings)4.8 (54 ratings) — better
Positive reviews64.9% of reviews — better43.5% of reviews
Number of ratings1354 — better
Update frequencyEvery 4 weeks — betterMonthly
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
Best chart rank#58 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS7.0 — better15.0
Further details — not scored
Size1.3 GB1.9 GB
Age rating4+9+
DeveloperChangyou.com HK LimitedKazuma Sasaki

Customer experience

Lethe

All ratings13 ratings
Positive61.5%
Neutral23.1%
Negative15.4%
Written reviews77 reviews
Positive64.9%
Neutral16.9%
Negative18.2%

シノビスラッシュ

All ratings54 ratings
Positive96.3%
Neutral1.9%
Negative1.9%
Written reviews62 reviews
Positive43.5%
Neutral22.6%
Negative33.9%

In-app purchases

1 purchases

Lethe

One-time1
  • Chapter "Wither"$2.99
13 purchases

シノビスラッシュ

One-time13
  • 超感覚奇譚絵巻$0.49
  • 神使の絵巻$1.99
  • siromaru打打だいず絵巻$1.99
Show 10 more
  • 打鍵遊戯絵巻$1.99
  • 硬音斬鬼ノ道$1.99
  • 波動城$2.99
  • 硬核烈火ノ社$2.99
  • 怪ト骸ノ道$2.99
  • 運命奏輪ノ絵巻$2.99
  • 躍動音錯絵巻$2.99
  • 破天荒解絵巻$2.99
  • 古ノ戦場$3.99
  • 硬悦至極絵巻$3.99

Questions

Is Lethe free?
Lethe costs $0.99, and also offers in-app purchases.
Is シノビスラッシュ free?
シノビスラッシュ is free to download, with in-app purchases available.
Which has better reviews, Lethe or シノビスラッシュ?
シノビスラッシュ is rated higher. Lethe averages 3.8 out of 5 from 13 ratings, while シノビスラッシュ averages 4.8 from 54 ratings.
Do Lethe or シノビスラッシュ have ads?
Neither Lethe nor シノビスラッシュ shows ads.
Which is updated more often, Lethe or シノビスラッシュ?
Lethe ships an update every 4 weeks, and シノビスラッシュ monthly. Most recently, Lethe was updated on October 19, 2026 and シノビスラッシュ on October 7, 2026.

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