Sleipnir Mobile Black Edition
5
Quality Score
Niche
✍️ Bumetric analysis
“
Sleipnir Mobile Black Edition is an Android app from Fenrir Inc. in the Communication category, currently rated — across few ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 5: Niche (micro-niche or pre-traction stage). For a Communication app, that means micro-niche or pre-traction stage. The full BU Investment Matrix below scores 8 dimensions including monetisation, growth, and operational risk.
Track changes month-over-month in the Performance section below: live snapshot history and revenue forecast included.
💰 Monthly revenue · now vs forecast
● Right now
$200
per month
→
12-mo forecast
$100 – $931
per month
→
24-mo forecast
$100 – $2790
per month
MICRO tier
💡 Grow this revenue
Free AI audit of this app’s store listing
- Title & subtitle keyword fit
- Description hook & conversion structure
- Screenshots, ratings, reviews strategy
Typical impact: +2-5× organic installs
📊 Performance Tracking LIVE
2 snapshots on record
Rating
—
Reviews
0 reviews
Forecast Revenue / mo
$200
Snapshots tracked
2
since May 2026
ONE-TIME · BUILD
💰 Estimated build cost
$130K
↳ What it cost to build · not monthly revenue
Likely range $100K – $175K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Slow ROI — current MRR is well below build cost
Synthetic estimate. Inputs: category complexity, file size, screen count, monetization layer, platform reach, age × team-size proxy. Calibrated against 2024-2026 indie-agency rate surveys. Full math + source list on /methodology.
Where the money goes
| 🧱 MVP baseline (design + 1-store ship) | +$28K |
| 📱 5 unique screens × $4.5K | +$22K |
| ⚙ Communication complexity ×1.65 | +$32K |
| 🌐 Cross-platform reach (iOS + Android) | +$45K |
Total estimate
$130K
🛠 Estimated tech stack
🤖
Native Android (Kotlin)
High confidence · 80%
Also possible
Flutter
Heuristic guess from app bundle size, category, store description signals, and release-date stack era. Bumetric does not disassemble binaries — for binary-level certainty you would need an SDK intelligence tool or the manifest itself. Reasoning chain on the right. Full ruleset on /methodology.
Signals we read
| 🏷 Category context | Communication |
| 📦 Compact Android bundle | → Native Kotlin |
🔬
How we forecast this revenue
LOW CONFIDENCEBaseline
$200/mo · ML-estimated from 234 triggers
Growth rate
+8.0% MoM · MICRO tier baseline (compound monthly)
Direction
Headwinds: rating drift may slow acquisition
6 months
$127 – $508
12 months
$100 – $931
24 months
$100 – $2.8K
Compound growth at +8.0% MoM (tier baseline for MICRO). Range widens with horizon — typical noise band ±60% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Insufficient data · 32/100MICRO TIERtoo early to scoreRevenue Strength
2.3
Product Quality
0.0
Market Position
0.0
Growth Velocity
5.0
Defensibility
3.5
Operational Safety
10.0
Founder Strength
3.9
Monetization Maturity
1.0
- 💰 Revenue: Marginal — $0 - $500/mo · MICRO tier · indicative confidence, trajectory unclear.
- ⭐ Quality: None★ across 0 reviews — weak — significant quality concerns.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: Insufficient signal to assess trajectory.
- ⚠️ Risk: Low — no material risk signals detected.
🎯 For competitors: Mixed picture. Worth competing if you have a clear UX or pricing edge — otherwise crowded segment.
💵 For acquirers: Estimated asking range 18-32× monthly = $3K-$6K.
Composite of 8 dimensions computed deterministically from public signals — no LLM, every score traces back to a measurable input. Default weights shown; "compete" / "acquire" / "invest" lenses re-weight without re-fetching.
Range:
💰 Forecast Revenue / mo
MODELRevenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
📈 Reviews Growth
LIVECumulative review count from first BU snapshot. Each point = a tracked update.
⭐ Rating Trend
LIVEAverage rating evolution. Updates with each new review batch.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Sleipnir Mobile Black Edition
- Developer
- Fenrir Inc.
- Bundle ID
- jp.co.fenrir.android.sleipnir_black
- App Store URL
- Open in App Store
- Category
- Communication
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- www.fenrir-inc.com
- Tagline
- Not found
- Description
- Not found
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Reported revenue signal / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- Model estimate / mo
- $200/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- Not found
Founder
Founder data not yet collected for this app.
Funding
Funding data not yet collected for this app.
Press & Links
Press & Links data not yet collected for this app.
Contacts & Socials
Contacts & Socials data not yet collected for this app.
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" — additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.
📝 About this app
『1度使うと戻れない、1ステップにこだわり抜いたブラウザ』
★★★通信カテゴリ人気1位獲得！★★★
【Sleipnir Mobile Black Edition について】
Black Edition は Sleipnir Mobile（無料）に検索エンジン変更機能を追加し、黒を基調としたアイコンと画面デザインを採用した有料アプリケーションです。
※ 通常版から乗り換えの際は、バックアップ機能でタブ、ブックマーク、設定を移行することができます。
※ 検索サジェスト機能は、検索エンジンが Yahoo! JAPAN に設定されているときにのみ動作を保証しております。
これらの機能が必要ない場合は、無料の Sleipnir Mobile をご利用ください。
https://play.google.com/store/apps/details?id=jp.co.fenrir.android.sleipnir
【3つの魅力】
★ 速さと精度のために1ミリ単位で調整されたジェスチャ
★ 「開く」「閉じる」「切り替える」の素早さを極めたタブ
★ いつもの操作が1/3になるカスタマイズ性
【特徴的な機能】
・ ジェスチャ
タブ切り替え、更新、ブックマーク表示、全画面化など多くの操作が、たったの1ステップで完了します。… View full description on the official store →
★★★通信カテゴリ人気1位獲得！★★★
【Sleipnir Mobile Black Edition について】
Black Edition は Sleipnir Mobile（無料）に検索エンジン変更機能を追加し、黒を基調としたアイコンと画面デザインを採用した有料アプリケーションです。
※ 通常版から乗り換えの際は、バックアップ機能でタブ、ブックマーク、設定を移行することができます。
※ 検索サジェスト機能は、検索エンジンが Yahoo! JAPAN に設定されているときにのみ動作を保証しております。
これらの機能が必要ない場合は、無料の Sleipnir Mobile をご利用ください。
https://play.google.com/store/apps/details?id=jp.co.fenrir.android.sleipnir
【3つの魅力】
★ 速さと精度のために1ミリ単位で調整されたジェスチャ
★ 「開く」「閉じる」「切り替える」の素早さを極めたタブ
★ いつもの操作が1/3になるカスタマイズ性
【特徴的な機能】
・ ジェスチャ
タブ切り替え、更新、ブックマーク表示、全画面化など多くの操作が、たったの1ステップで完了します。… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →🔖 vVaries with device📂 Communication💰 Free📺 Ad-supported
📅
What Worked™ · Development Pipeline
2 EVENTS TRACKEDDetected changes in this app over its tracked lifetime — each event links cause (what changed) to effect (what moved). Sorted newest first.See full history →Version history →
2026-06
📸
Updated 2 store screenshots
2026-05
🚀
First tracked snapshot — initial data captured
📸
Store Page History
2 SCREENSHOT CHANGESEvery time a developer swaps a store screenshot we archive both versions. Compare side-by-side to see what messaging / visuals changed.
iPhone screenshots
Slot 1
2 ver.
2 ver.
2026-05-20
2026-06-26
Slot 2
2 ver.
2 ver.
2026-05-20
2026-06-26
🧪
Tech & Domain Intel — fenrir-inc.com
- Tech stack
- Apple Pay / Sign in with Apple · Meta (Facebook) Ads · Google Workspace
Derived from public RDAP + DNS TXT records (no scraping, no login).
🔔
Track this app’s revenue
FREEGet an email when revenue moves by your threshold. No spam, unsubscribe in one click.
📝 Description
95
BU Score · Transcendent
More by Fenrir Inc.
View all →📦 Portfolio summaryINDIE studio
3apps·$5K/mocombined
⚠ Concentrated — top app contributes 88% of combined revenue (single-app dependency)
About this analysis
Why low confidence: only 0 ratings · no founder-verified revenue (model estimate only) · revenue figure is directional only.
📌 Final verdict — read this before you trust the numbers above
Sleipnir Mobile Black Edition is a very early-stage Android app in the communication space with weak public traction — only 0 ratings, no founder-verified MRR, and not ranked in any monitored grossing chart. The app appears to be monetised, but public signals are too sparse for a precise revenue estimate.
Bottom line: treat all revenue, audience and acquisition-value numbers on this page as directional only — not founder-verified facts.
❓ Frequently Asked Questions
5 answers · auto-generated from this app's public dataHow much does Sleipnir Mobile Black Edition make per month?▴
Low-confidence model estimate. Sleipnir Mobile Black Edition has only 0 App Store ratings, so our revenue model has very little signal to work with — treat the ~$200/mo figure as directional only, not a verified MRR. No founder-verified revenue data is available for this app. See methodology for the formula and confidence bands.
What apps are like Sleipnir Mobile Black Edition?▴
Browse the full Communication category catalog to find similar apps with revenue, build cost, audience and tech stack data. Each /p/{slug} page also shows a Compare side-by-side widget with three peer apps from the same niche.
What is Sleipnir Mobile Black Edition built with?▴
Our heuristic places Sleipnir Mobile Black Edition on the Native Android (Kotlin) stack (High confidence, 80%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: Flutter.
Who makes Sleipnir Mobile Black Edition?▴
Sleipnir Mobile Black Edition is published by Fenrir Inc. on the Google Play Store. See the full publisher portfolio (other apps by the same developer) via the More by developer block on the product page above.
What is Sleipnir Mobile Black Edition's BU Score?▴
Sleipnir Mobile Black Edition has a BU Score of 5/100 (Niche). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.