SLIME-ISEKAI Memories is a 3D command-based battle RPG for mobile devices that adapts the *That Time I Got Reincarnated as a Slime* anime series.
The App DNA
What makes this app unique?
The app removes the friction of finding high-fidelity, supervised narrative content for fans of the source material, allowing them to relive famous moments in a playable format.
For Fans of the That Time I Got Reincarnated as a Slime anime and light novel series who enjoy 3D RPGs and base-building mechanics.
What does it look like?
Key features
Construction and positioning of facilities to interact with citizens, driving retention via daily management.
Card-based combat mechanics featuring character abilities and finishing moves, driving gacha demand.
Original narrative content supervised by the light novel author, increasing switching costs for fans.
How much does it cost?
Freemium model utilizing monthly subscription passes for resource acceleration, with a one-month free trial to lower initial conversion friction.
Velocity
Maintenance developmentperformanceopaqueShow more...
With 3 releases over the last 90 days, the app maintains a maintenance-level cadence. Development activity is currently limited to minor stability improvements and bug fixes, with no evidence of new features or live-service events in the recent release notes. The publisher provides opaque changelogs, offering no insight into specific technical or functional changes. The development trend remains stable but strictly focused on backend maintenance.
Who built it?
Bandai Namco Entertainment
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アイドルマスター ミリオンライブ！ シアターデイズ
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アイドリッシュセブン
Bandai Namco Fan Fun Spot
アイドルマスターシャイニーカラーズ SongforPrism
鋼彈 爭鋒對決User Sentiment
What do users think recently?
Fresh user feedback skews frustrated. Users appreciate faithful adaptation of the anime storyline and character designs keeps long-term fans engaged with the content and generous reward distribution for new players provides a solid foundation for building competitive teams early on, but report frequent application crashes during combat and summoning sequences render the game unplayable for many mobile users.
How are ratings & reviews evolving?
What users say, by theme
- Faithful adaptation of the anime storyline and character designs keeps long-term fans engaged with the content
- Generous reward distribution for new players provides a solid foundation for building competitive teams early on
- Frequent application crashes during combat and summoning sequences render the game unplayable for many mobile users
67 of 152 recent reviews analyzed · high confidence · Frustrated overall
Read the full review analysisUnlock 2 more frustration themes and 2 user requests, each backed by review evidence.
Access the full report for freeCompetition
Competitive landscape for SLIME-ISEKAI Memories：TenSura
How's the Games market?
SLIME-ISEKAI Memories maintains a niche presence in the RPG category, with rankings appearing across multiple international markets. The reliance on licensed IP provides a distinct identity, though the lack of recent major updates suggests a maintenance-mode posture compared to high-fidelity rivals.
Read the market outlookThe rivals identified
By Smilegate, Inc.
Directly competes for the turn-based anime RPG audience with a proven long-term live service model.
- Features a highly polished 2D animation engine that creates a distinct visual identity compared to 3D models.
- Maintains a consistent six-month release cadence that prioritizes deep character-driven narrative expansions over purely mechanical updates.
Unlock the deeper market read.
Access the full report for freeThe Analyst's Read
Key takeaways for SLIME-ISEKAI Memories：TenSura
Where is it heading?
The anime RPG market is consolidating around high-fidelity titles with rapid update cadences, leaving SLIME-ISEKAI Memories exposed due to its maintenance-mode release velocity. Without a shift toward technical stability and modern account management, the app will continue to lose its core fan base to more responsive competitors.
- Frequent application crashes during combat sequences erode the daily active habit, which compounds the rating drag already visible on Android.
- The lack of standard cloud-save infrastructure causes preventable churn, as users report losing progress during device changes or reinstalls.
The SWOT
- Supervised narrative content creates a defensible brand moat for fans of the source material
- Implementing standard cloud-based account binding would reduce preventable churn
Next best moves
Ship cloud-based account linking because it is the top-requested missing feature → unlock data-loss frustration
+ 1 more prioritized moveThe counter-intuitive read
The app's maintenance-mode status is a strategic risk…
Read the full takeFeature gaps
Cloud-based account linking (available in Epic Seven but missing here)
Since the last report: Development velocity has slowed to a maintenance-mode cadence, causing user sentiment to decline as complaints regarding monetization and persistent technical instability mount.
Bottom line
Prioritizing account security and stability fixes is essential to stop the loss of long-term players. If these technical barriers remain, the high-fidelity IP content will fail to retain the player base against more stable, aggressive rivals.
Unlock 2 critical frictions, 1 market threat, 1 more prioritized move and the analyst’s take.
Access the full report for freeFAQ
Is SLIME-ISEKAI Memories good for new players?
How does SLIME-ISEKAI Memories compare to Epic Seven?
Is there a risk of losing my game progress?
What are some alternatives to SLIME-ISEKAI Memories?
Sources
Report last updated