How much does Uno Diary make per month?

Based on our ML-calibrated revenue forecast, Uno Diary earns approximately $318/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.

What apps are like Uno Diary?

Browse the full Lifestyle 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.

Uno Diary is published by SpringSun Soft 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 Uno Diary's BU Score?

Uno Diary has a BU Score of 62/100 (Solid). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.

Uno Diary

Quality Score

Solid

Uno Diary

Name: Uno Diary — app revenue, audience, build cost & risk profile
Creator: bumetric
License: https://creativecommons.org/licenses/by/4.0/
Keywords: Uno Diary revenue, Uno Diary app analytics, mobile app revenue estimate, Lifestyle revenue, Android app revenue

Medium confidence

5.0 ✍️ Editor

✍️ bumetric analysis

“

Uno Diary is an Android app from SpringSun Soft in the Lifestyle category, currently rated 5.0★ across 255 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.

Quality Score is 62: Solid (established niche player). For a Lifestyle app, that means established niche player. 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

$5.0K

per month

→

12-mo forecast

$5.2K – $10.8K

per month

→

24-mo forecast

$6.4K – $19.2K

per month

MID tier

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Description hook & conversion structure
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Typical impact: +2-5× organic installs

📊 Performance Tracking LIVE

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idle

Rating

—

Reviews

—

Forecast Revenue / mo

—

Snapshots tracked

since first record

ONE-TIME · BUILD 💰 Estimated build cost

$95K

↳ What it cost to build · not monthly revenue

Likely range $70K – $130K

$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
💎 In-app purchase plumbing	+$9K
⚙ Lifestyle complexity ×1.05	+$2K
🌐 Cross-platform reach (iOS + Android)	+$34K

Total estimate $95K

👥 Estimated audience size

28K

Lifetime downloads (US-equivalent)

Monthly active

3.6K

Daily active

720

Synthetic estimate from ratings × category benchmarks. Calibrated against 2024-2026 mobile-attribution retention + DAU/MAU reports. Numbers are US-storefront-equivalent — true global audience can be 5-10× larger for international apps. Full math + source list on /methodology.

How we sized it

📲 Lifestyle engagement	~110 installs / rating
🔁 Lifestyle D30 retention	13%
📍 DAU / MAU stickiness	0.20

DAU / MAU 20% sticky

🔬

How we forecast this revenue

MEDIUM CONFIDENCE

Baseline

$5.0K/mo · ML-estimated from 234 triggers

Growth rate

+4.0% MoM · MID tier baseline (compound monthly)

6 months

$4.7K – $7.9K

12 months

$5.2K – $10.8K

24 months

$6.4K – $19.2K

Compound growth at +4.0% MoM (tier baseline for MID). Range widens with horizon — typical noise band ±25% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.

📊

BU Investment Matrix

Below median · 54/100MID TIERunderperforming peers

Growth Velocity

5.0

Founder Strength

4.7

Product Quality

7.0

Revenue Strength

3.7

Monetization Maturity

5.0

Defensibility

8.4

Market Position

0.0

Operational Safety

9.0

💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
⭐ Quality: 5.0★ across 255 reviews — solid.
📍 Market: Not yet charting in any of the 9 monitored markets.
📈 Growth: last update 261d ago — slow cadence.
⚠️ Risk: Low — no material risk signals detected.

🎯 For competitors: Strong subscription moat. Hard to outcompete on retention. Better angle: free alternative with one-time purchase, or feature parity for an underserved sub-niche.

💵 For acquirers: Estimated asking range 18-32× monthly = $90K-$160K.

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

MODEL

Revenue 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:

Excellent rating (5.0★)METRIC		+$2,200
Mature app (9y old)METRIC		+$1,500
Ad-supported / freemiumMETRIC		+$600
Early-stage install base (255 ratings)METRIC		+$400

METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)

📥 Estimated Downloads / week

PROXY · ratings × 50/wk —

Industry-rule estimate (Sensor Tower / data.ai): one weekly install ≈ 50 new ratings. Solid points = tracked snapshots · faded line = pre-tracking model backfill.

📈 Reviews Growth

LIVE

Cumulative review count from first BU snapshot. Each point = a tracked update.

⭐ Rating Trend

LIVE

Average rating evolution. Updates with each new review batch.

🗓️ Snapshot Timeline

HISTORY

Each bar shows a tracked update and the metric delta from the previous snapshot.

Profile & Insights

Everything we know — and don't — about this app and its company.

Identification

App name: Uno Diary
Developer: SpringSun Soft
Bundle ID: com.springsunsoft.unodiary2
App Store URL: Open in App Store
Category: Lifestyle
Content rating: Not found
Languages: Not found

Company

Website: sssoft.iptime.org
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: $319/mo
Top-grossing rank: Not found
All-time revenue: Not found
Pricing: $2.49 - $7.49 per item

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 growth255 ratings+63% lifetimeShow 3-year history estimate ▾

Tracked (1 weeks) Pre-tracking estimate (37 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.

📝 About this app

Uno Diary is an easy-to-use offline smartphone diary app. Use Uno Diary to record what happened today. It will be your precious memories!

★ Uno Diary is safe!

Uno Diary does not store your diary on an external server, but only stores it on your smartphone. Therefore, there is no membership registration procedure, and you can use with confidence without worry about data leakage.

★ You can back up your diary at any time!

You can back up your diary anytime with no limitations. Uno Diary does not use a exclusive format, so you can see your diary even if you do not use this app anymore.… View full description on the official store →

App Specs

🔐 Own this app? Claim & verify MRR →

🔖 v1.21.4🔄 updated 0d ago📂 Lifestyle💰 Free📺 Ad-supported💎 IAP $2.49 - $7.49 per item

🔔

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📝 Description

BU Score · Transcendent

Full revenue analysis

Read the article-style breakdown for Uno Diary: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.

Read deep-dive →