Sojourner Memo
48
Quality Score
Emerging
Sojourner Memo
Low confidence
✍️ bumetric analysis
“
Sojourner Memo is an Android app from akai_t in the Tools category, currently rated 4.0★ across 43 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 48: Emerging (early traction worth watching). For a Tools app, that means early traction worth watching. 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
$500
per month
→
12-mo forecast
$437 – $1575
per month
→
24-mo forecast
$405 – $3644
per month
INDIE 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
Loading…
Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD💰 Estimated build cost
$135K
↳ What it cost to build · not monthly revenue
Likely range $100K – $180K
$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 |
| ⚙Tools complexity ×0.90 | $-5049 |
| 🌐Cross-platform reach (iOS + Android) | +$24K |
| ⚙10.8y maintenance × ~1-person team | +$65K |
Total estimate$135K
🛠 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 | Tools |
| 📦Compact Android bundle | → Native Kotlin |
🔬
How we forecast this revenue
LOW CONFIDENCEBaseline
$500/mo · ML-estimated from 234 triggers
Growth rate
+6.0% MoM · INDIE tier baseline (compound monthly)
Direction
Headwinds: rating drift may slow acquisition
6 months
$426 – $993
12 months
$437 – $1.6K
24 months
$405 – $3.6K
Compound growth at +6.0% MoM (tier baseline for INDIE). Range widens with horizon — typical noise band ±40% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Early-stage solo · 41/100INDIE TIERexpected for tierRevenue Strength
2.7
Product Quality
3.2
Market Position
0.0
Growth Velocity
5.0
Defensibility
6.0
Operational Safety
10.0
Founder Strength
4.5
Monetization Maturity
1.0
- 💰 Revenue: Marginal — $200 - $1250/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.0★ across 43 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 = $9K-$16K.
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.
🔬Forecast Breakdown — Why This Estimate?Top 4 of 4 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Mature app (10y old)METRIC | +$1,500 | |
| Good rating (4.0★)METRIC | +$800 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Pre-traction phase (43 ratings)METRIC | −$300 |
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)
📈 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.
App Specs
🔐 Own this app? Claim & verify MRR →🔖 vVaries with device📂 Tools💰 Free📺 Ad-supported🚀 Launched 2015 (10y old)
📝 About this app
Is one of the Ingress of medal Sojourner (Sojourner) is a medal that can be won by to hack every day, but that was to catapult hack before can not remember whether it was time.
In addition, there is also that it would completely forget.
If you register the date and time of the hack at the same time to hack for when such are to be notified, such as one hour before the next hack.
This time can be changed depending on the setting.
Registration of course can usually register from the app, also corresponds to the widget, you can easily update the date and time of the hack by tapping the widget.… View full description on the official store →
In addition, there is also that it would completely forget.
If you register the date and time of the hack at the same time to hack for when such are to be notified, such as one hour before the next hack.
This time can be changed depending on the setting.
Registration of course can usually register from the app, also corresponds to the widget, you can easily update the date and time of the hack by tapping the widget.… View full description on the official store →
🧪
Tech & Domain Intel — three-colors.jp
- Mail provider
- Google Workspace
Derived from public RDAP + DNS TXT records (no scraping, no login).
🔔
Track this app’s revenue
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Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Sojourner Memo
- Developer
- akai_t
- Bundle ID
- jp.three_colors.sojournercheck
- App Store URL
- Open in App Store
- Category
- Tools
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- www.three-colors.jp
- Tagline
- Not found
- Description
- Not found
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $195/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.
📈Ratings growth43 ratings+30% lifetimeShow 3-year history estimate ▾
Tracked (1 weeks) Pre-tracking estimate (36 weeks) · model-based, ±5% noise · anchored to release date and current value
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.
📝 Description
95
BU Score · Transcendent
❓ Frequently Asked Questions
Who is the author of The ?
The author is , a prominent figure in the study of occult philosophy and esoteric traditions.
What is the main theme of the book?
The main theme is the esoteric interpretation of the Book of Revelation, focusing on the mystical and symbolic meanings hidden within the text.
Why is this book important for modern esoteric seekers?
This book is important because it bridges ancient wisdom with contemporary spiritual practices, providing valuable insights into the esoteric traditions that have influenced Western spirituality.
More by akai_t
View all →📦 Portfolio summaryINDIE studio
3apps·$657/mocombined
✓ Diversified — top app contributes 46%; risk spread across portfolio
About this analysis
Why low confidence: only 43 ratings · no founder-verified revenue (model estimate only) · revenue figure is directional only.
❓ Frequently Asked Questions
6 answers · auto-generated from this app's public dataHow much does Sojourner Memo make per month?▴
Based on our ML-calibrated revenue forecast, Sojourner Memo earns approximately $195/mo. This is a US-storefront-equivalent estimate; global revenue can be several times larger for internationally-distributed apps. See the methodology page for the full formula and confidence bands.
Is Sojourner Memo profitable?▴
With estimated build cost $135K and monthly revenue $195, Sojourner Memo looks well below break-even — current monthly revenue is much smaller than the estimated build cost. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
What apps are like Sojourner Memo?▴
Browse the full Tools 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 Sojourner Memo built with?▴
Our heuristic places Sojourner Memo 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 Sojourner Memo?▴
Sojourner Memo is published by akai_t 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 Sojourner Memo's BU Score?▴
Sojourner Memo has a BU Score of 48/100 (Emerging). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.