How much does Japanese Yen To US Dollars make per month?

Based on our ML-calibrated revenue forecast, Japanese Yen To US Dollars earns approximately $86/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 Japanese Yen To US Dollars?

Browse the full Utilities 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.

Who makes Japanese Yen To US Dollars?

Japanese Yen To US Dollars is published by Armchair Engineering on the Apple App 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 Japanese Yen To US Dollars's BU Score?

Japanese Yen To US Dollars has a BU Score of 60/100 (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.

Japanese Yen To US Dollars

Quality Score

Solid

Japanese Yen To US Dollars

Name: Japanese Yen To US Dollars — app revenue, audience, build cost & risk profile
Creator: bumetric
License: https://creativecommons.org/licenses/by/4.0/
Keywords: Japanese Yen To US Dollars revenue, Japanese Yen To US Dollars app analytics, mobile app revenue estimate, Utilities revenue, iOS app revenue

Medium confidence

4.9 ✍️ Editor

✍️ bumetric analysis

“

Japanese Yen To US Dollars is an iOS app from Armchair Engineering in the Utilities category, currently rated 4.9★ across 151 ratings. Initial signal reads as mostly critical sentiment so far: users flag rough edges and unmet expectations.

Quality Score is 60: Solid (established niche player). For a Utilities 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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Typical impact: +2-5× organic installs

📊 Performance Tracking LIVE

Loading…

idle

Rating

—

Reviews

—

Forecast Revenue / mo

—

Snapshots tracked

since first record

ONE-TIME · BUILD 💰 Estimated build cost

$45K

↳ What it cost to build · not monthly revenue

Likely range $35K – $60K

$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
⚙ Utilities complexity ×0.85	$-7575

Total estimate $45K

👥 Estimated audience size

30K

Lifetime downloads (US-equivalent)

Monthly active

6.0K

Daily active

1.2K

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

📲 Utilities engagement	~200 installs / rating
🔁 Utilities D30 retention	20%
📍 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 · 49/100MID TIERunderperforming peers

Growth Velocity

5.0

Founder Strength

5.7

Product Quality

6.8

Revenue Strength

3.7

Monetization Maturity

1.0

Defensibility

6.0

Market Position

2.0

Operational Safety

9.0

💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
⭐ Quality: 4.87★ across 151 reviews — solid.
📍 Market: Not yet charting in any of the 9 monitored markets.
📈 Growth: last update 280d ago — slow cadence.
⚠️ 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 = $90K-$160K. Portfolio play ($10K/mo combined) commands premium.

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 5 of 5 triggers

Our ML model uses 200+ signals from public data. These are the most influential for this app:

Paid app ($0.99)METRIC		+$2,800
Excellent rating (4.9★)METRIC		+$2,200
Mature app (10y old)METRIC		+$1,500
Early-stage install base (151 ratings)METRIC		+$400
Single-language (English only)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.

🆕 What's New · v1.2.1

+ Bug fixes

Profile & Insights

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

Identification

App name: Japanese Yen To US Dollars
Developer: Armchair Engineering
Bundle ID: com.davidcaddy.usdtojpy
App Store URL: Open in App Store
Category: Utilities
Content rating: 4+
Languages: EN

Company

Website: Not found
Tagline: Welcome to Armchair Engineering! | Armchair Engineering
Description: Quality Apps
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: $86/mo
Top-grossing rank: Outside top 100 in US Utilities
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

Socials: instagram instagram.com/armchairengineering · youtube youtube.com/channel/UCIeQOFb3-7qdeVye…
Email: Not found
Phone: Not found
Contact page: armchairengineering.com/support
About page: Not found

📈Ratings growth151 ratings+15000% lifetimeShow 3-year history estimate ▾

Tracked (6 weeks) Pre-tracking estimate (37 weeks) · model-based, ±5% noise · anchored to release date and current value

🌍Geographic ReachNot ranked

This app is currently outside the top 100 grossing in all 9 countries we monitor (US, UK, DE, FR, JP, CA, AU, BR, IN). Niche or new apps often launch this way — popularity rankings appear once daily revenue clears the regional threshold.

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

The quickest and easiest way to convert between Japanese Yen (JPY) and U.S. Dollars (USD).

Features Include: 

- Uses the latest conversion rate information
- Ability to select your preferred number of decimal places

App Specs

🔐 Own this app? Claim & verify MRR →

💾 3 MB🔞 4+📱 iOS 13.0+🔖 v1.2.1🔄 updated 0d ago🌐 EN📂 Utilities💰 Paid

📅

What Worked™ · Development Pipeline

6 EVENTS TRACKED

Detected 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 →

2026-03

⭐

Rating ↑ 2.60 → 4.90 (improved 2.30★)

2026-03

📈

Crossed 10 ratings — social-proof flywheel kicking in

2026-03

💲

Went paid — introduced $0.99 price point

2019-03

⭐

Rating ↓ 3.00 → 2.60 (dropped 0.40★)

2018-06

⭐

Rating ↓ 5.00 → 3.67 (dropped 1.33★)

2017-06

🚀

First tracked snapshot — initial data captured

🌍

Multi-Country Performance

Available in 9 of 9 monitored markets

Market	Rating	Reviews	Current version
🇦🇺 AU	0★	0	—
🇧🇷 BR	0★	0	—
🇨🇦 CA	0★	0	—
🇩🇪 DE	0★	0	—
🇫🇷 FR	0★	0	—
🇬🇧 GB	0★	0	—
🇮🇳 IN	0★	0	—
🇯🇵 JP	5★	2	5★ this version
🇺🇸 US	4.86754★	151	4.86754★ this version

🔔

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📝 Description

BU Score · Transcendent

Full revenue analysis

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

Read deep-dive →