Memorize By Heart
75
Quality Score
Strong
✍️ Bumetric analysis
“
Memorize By Heart is an iOS app from Craig Walker in the News category, currently rated 4.8★ across 2,324 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 75: Strong (healthy traction). For a News app, that means healthy traction. 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 tierSUBSCRIPTION
💡 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
69 snapshots on record
Rating
4.8
Reviews
2,324 reviews
Forecast Revenue / mo
$5.0K
Snapshots tracked
69
since Oct 2018
ONE-TIME · BUILD
💰 Estimated build cost
$145K
↳ What it cost to build · not monthly revenue
Likely range $110K – $195K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in ~2.4y at current MRR
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 |
| 📦 Asset bundle (126 MB) | +$30K |
| ⚙ News complexity ×1.20 | +$16K |
| ⚙ 8.0y maintenance × ~1-person team | +$47K |
Total estimate
$145K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$100K
↳ What it would sell for · not monthly revenue
Marketplace range $75K – $125K · 20× MRR multiple
💸
~0.7× build cost (under-water)
Synthetic estimate. Multiple band derived from ad-supported + age, rating quality, category demand, and user-base maturity. Calibrated against 2024-2026 indie-app-marketplace closed-deal medians. Full math + comparable deal list on /methodology.
How the multiple was built
| 📺 Ad-supported base | 15× MRR |
| 📅 8.0y proven track record | +20% |
| ⭐ ★ rating ≥ 4.7 (premium) | +15% |
| 🏷 News category multiple | -5% |
Final multiple
20× MRR
👥 Estimated audience size
195K
Lifetime downloads (US-equivalent)
Monthly active
18K
Daily active
8.3K
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
| 📲 News engagement | ~120 installs / rating |
| 📅 8.0y of rating accumulation | -30% |
| 🔁 News D30 retention | 15% |
| 📍 DAU / MAU stickiness | 0.45 |
DAU / MAU
45% sticky
🛠 Estimated tech stack
🍎
Native iOS (Swift / UIKit)
Medium confidence · 60%
Also possible
React Native
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
| 📦 App bundle size | 126 MB |
| 🏷 Category context | News |
| 📦 Mid-large iOS bundle | → Likely native Swift / UIKit (pre-2020 era) |
💀 Maintenance status
Active
5%
Last shipped 2026-09-05 · 19 days ago
0 · Active
50 · At risk
100 · Abandoned
Heuristic risk score from time-since-last-update + ratings velocity proxy + Editor's Choice / curated featuring signals. Calibrated against 2024-2025 app-store ranking decay reports. Not a guarantee — a quiet app with a healthy codebase looks the same as an abandoned one until something breaks. Full math on /methodology.
Risk signals
| 📅 19 days since last update | Active development |
Verdict
Active
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$5.0K/mo · ML-estimated from 234 triggers
Growth rate
+4.0% MoM · MID tier baseline (compound monthly)
Direction
Tailwinds: monetization model proven
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
Building · 58/100MID TIERSUBSCRIPTIONcompetitive build-outGrowth Velocity
5.0
Founder Strength
5.7
Product Quality
7.1
Revenue Strength
3.7
Monetization Maturity
9.5
Defensibility
8.0
Market Position
2.0
Operational Safety
5.5
- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.8★ across 2,324 reviews — solid.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: Insufficient signal to assess trajectory.
- ⚠️ Risk: Elevated — 5% subscription complaints, scam/fraud mentions detected, rating drift -0.92 ★ (recent 50 vs lifetime).
🎯 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. Portfolio play ($45K/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
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 13 of 13 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| subscriptionREVIEW | +$2,500 | |
| premiumREVIEW | +$2,200 | |
| Excellent rating (4.8★)METRIC | +$2,200 | |
| 5 starREVIEW | +$1,800 | |
| cancelledREVIEW | −$1,500 | |
| excellent appREVIEW | +$1,500 | |
| Low install base (2,324 ratings)METRIC | +$1,500 | |
| Mature app (8y old)METRIC | +$1,500 | |
| Multilingual (17 languages)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| slowREVIEW | −$1,200 | |
| free trialREVIEW | +$1,200 | |
| Ad-supported / freemiumMETRIC | +$600 |
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.
🆕 What's New · v6.0.4
* Improved offline mode reliability and practice stats
* Memorization lists now remember your sort preference
* Improved natural voices playback
* Expanded support for religious books
* Bug fixes
* Memorization lists now remember your sort preference
* Improved natural voices playback
* Expanded support for religious books
* Bug fixes
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Memorize By Heart
- Developer
- Craig Walker
- Bundle ID
- com.goodturn.memorize
- App Store URL
- Open in App Store
- Category
- News
- Content rating
- 4+
- Languages
- AR, NL, EN, FR, DE, HE, HI, IT, JA, KO, PL, PT, ZH, ES, TH, ZH, TR
Company
- Website
- Not found
- Tagline
- Today
- Description
- Find apps and games for iPhone, iPad, Mac, and more on the App Store.
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Available
Revenue
- Reported revenue signal / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- Model estimate / mo
- $5.0K/mo
- Top-grossing rank
- Outside top 100 in US News
- 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 growth2,404 ratings+9917% lifetimeShow 3-year history estimate ▾
Tracked (60 weeks) Pre-tracking estimate (0 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.
🚀Update Frequency · Releases per Quarter3 releases tracked
🚀Version Release Timeline3 releases tracked
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
Need to memorize text quickly and remember it long-term?
Memorize By Heart is a memory training and study app designed to help you learn speeches, poems, verses, scripts, lines, lyrics, language text, and exam material by heart using proven memorization techniques.
Used by students, professionals, actors, and language learners, Memorize By Heart helps you learn faster, practice recall, and improve long-term memory
MEMORIZE AND LEARN ANY TEXT BY:
1. Building familiarity
• Gradually remove letters and words to strengthen memory
• Tap to reveal hidden parts of the text… View full description on the official store →
Memorize By Heart is a memory training and study app designed to help you learn speeches, poems, verses, scripts, lines, lyrics, language text, and exam material by heart using proven memorization techniques.
Used by students, professionals, actors, and language learners, Memorize By Heart helps you learn faster, practice recall, and improve long-term memory
MEMORIZE AND LEARN ANY TEXT BY:
1. Building familiarity
• Gradually remove letters and words to strengthen memory
• Tap to reveal hidden parts of the text… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 126 MB🔞 4+📱 iOS 16.4+🔖 v6.0.4🔄 updated 2w ago🌐 AR, NL, EN, FR, DE +12📂 News💰 Paid🚀 Launched 2018 (8y old)
📅
What Worked™ · Development Pipeline
17 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 →
2026-09
📦
Bundle ↑ 99MB → 132MB — likely major code refresh
2026-09
📸
Refreshed store screenshots — 10 of 14 updated
2026-09
🔧
Shipped update — v5.9.10 → v6.0.4
→ 30 days after: reviews +23 high confidence
2026-06
📦
Bundle ↑ 71MB → 99MB — likely major code refresh
→ 30 days after: revenue +$33.9K/mo · reviews +17 medium · co-occurring
2026-06
🔧
Shipped update — v5.9.4 → v5.9.10
→ 30 days after: revenue +$33.9K/mo · reviews +36 medium · co-occurring
2026-05
🔄
Monetization changed: freemium → free
→ 30 days after: reviews +19 high confidence
2026-05
📈
Crossed 500 ratings — social-proof flywheel kicking in
→ 30 days after: reviews +19 high confidence
2026-03
⭐
Rating ↑ 4.09 → 4.80 (improved 0.71★)
2025-06
📈
Crossed 100 ratings — social-proof flywheel kicking in
2025-06
📈
Crossed 100 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$104/mo low · multiple changes
2022-08
📈
Crossed 50 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$69/mo high confidence
2022-08
📈
Crossed 50 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$173/mo · rating +0.10★ · reviews +5 medium · co-occurring
2019-01
📈
Crossed 10 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$60/mo · rating −0.19★ high confidence
2019-01
📈
Crossed 10 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$69/mo · rating +0.16★ medium · co-occurring
2018-10
🚀
First tracked snapshot — initial data captured
2018-10
⭐
Rating ↓ 5.00 → 4.00 (dropped 1.00★)
2018-10
🚀
First tracked snapshot — initial data captured
📸
Store Page History
10 SCREENSHOT CHANGESEvery time a developer swaps a store screenshot we archive both versions. Compare side-by-side to see what messaging / visuals changed.
iPad screenshots
Slot 1
2 ver.
2 ver.
2026-05-13
2026-09-18
Slot 2
2 ver.
2 ver.
2026-05-13
2026-09-18
Slot 3
2 ver.
2 ver.
2026-05-13
2026-09-18
Slot 4
2 ver.
2 ver.
2026-05-13
2026-09-18
Slot 5
2 ver.
2 ver.
2026-05-13
2026-09-18
iPhone screenshots
Slot 1
2 ver.
2 ver.
2026-05-13
2026-09-18
Slot 2
2 ver.
2 ver.
2026-05-13
2026-09-18
Slot 3
2 ver.
2 ver.
2026-05-13
2026-09-18
Slot 4
2 ver.
2 ver.
2026-05-13
2026-09-18
Slot 5
2 ver.
2 ver.
2026-05-13
2026-09-18
🗣
Voice of Customer
Based on 154 reviews across 6 markets● 74% positive · ● 9% neutral · ● 17% negative · Rating drift: -0.92★ (declining — recent 50: 3.88★ vs lifetime: 4.8★)
VADER compound sentiment per quarter (−1 = fully negative, +1 = fully positive). Each point ≥ 5 reviews.
Sentiment by country (−1 to +1)
🇦🇺 AU
+0.88
🇬🇧 GB
+0.67
🇺🇸 US
+0.57
🇨🇦 CA
+0.45
🇫🇷 FR
+0.24
🇩🇪 DE
-0.25
Top praise themes
bible verses ×6 highly recommend ×6 free version ×6 first letter ×4 dark mode ×3 memorizing scripture ×3 langue française ×3 version usable ×3
Top complaint themes
first letter ×5 show correct ×3 correct word ×3 free version ×3 premium ×13 nicht ×11 type ×8 don ×7
Risk signals
Refund mentions: 0.7% Subscription complaints: 5% Bug mentions: 4% Fraud / scam mentions: 0.7%
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.86239★ | 109 | 4.86239★ this version |
| 🇧🇷 BR | 4.92307★ | 26 | 4.92307★ this version |
| 🇨🇦 CA | 4.68085★ | 94 | 4.68085★ this version |
| 🇩🇪 DE | 4.47727★ | 132 | 4.47727★ this version |
| 🇫🇷 FR | 4.69564★ | 92 | 4.69564★ this version |
| 🇬🇧 GB | 4.8084★ | 381 | 4.8084★ this version |
| 🇮🇳 IN | 4.83333★ | 6 | 4.83333★ this version |
| 🇯🇵 JP | 4.25★ | 8 | 4.25★ this version |
| 🇺🇸 US | 4.79568★ | 2,413 | 4.79568★ this version |
🔔
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
Full revenue analysis
Read the article-style breakdown for Memorize By Heart: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by Craig Walker
View all →📦 Portfolio summaryINDIE studio
2apps·$5K/mocombined
⚠ Concentrated — top app contributes 98% of combined revenue (single-app dependency)
About this analysis
Why medium confidence: 2,324 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
10 answers · auto-generated from this app's public dataHow much does Memorize By Heart make per month?▴
Based on our ML-calibrated revenue forecast, Memorize By Heart earns approximately $5.0K/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 Memorize By Heart profitable?▴
With estimated build cost $145K and monthly revenue $5.0K, Memorize By Heart looks break-even-grade — payback period sits around 2.4 years. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
How many users does Memorize By Heart have?▴
Estimated audience: ~195K lifetime downloads, ~18K monthly active users, and ~8K daily active users. Derived from ratings count × category installs-per-rating × age decay. US-storefront-equivalent — global audience can be 5-10× larger for internationally-distributed apps.
What apps are like Memorize By Heart?▴
Browse the full News 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 Memorize By Heart built with?▴
Our heuristic places Memorize By Heart on the Native iOS (Swift / UIKit) stack (Medium confidence, 60%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: React Native, Flutter.
Is Memorize By Heart still actively maintained?▴
Maintenance status: Active (5% abandonment risk). Last shipped version was 19 days ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would Memorize By Heart sell for?▴
Estimated acquisition value: $100K (marketplace range $75K – $125K). Calculated as 20× monthly revenue using the standard multiple for the detected monetization model + adjustments for age, rating quality and category demand. Calibrated against 2024-2026 Flippa / Acquire.com / MicroAcquire closed-deal medians.
When was Memorize By Heart last updated?▴
Memorize By Heart last shipped a new version on 2026-09-05 — less than a month ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes Memorize By Heart?▴
Memorize By Heart is published by Craig Walker 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 Memorize By Heart's BU Score?▴
Memorize By Heart has a BU Score of 75/100 (Strong). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.