Comparison

Classical Guitar Flash Cards vs MainLine

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Classical Guitar Flash Cards

Learn guitar fretboard notes with interactive flashcards. Features realistic sounds, multiple practice modes, and progress tracking. Works offline and offers customization for all skill levels.

Highlights
  • Interactive flashcards
  • Realistic guitar sounds
  • Multiple practice modes
  • Staff notation integration
  • Progress tracking
  • Customizable practice settings
  • Offline functionality
Features
Read full description

Master note positions on the classical guitar fretboard through interactive flash cards with realistic guitar sounds. PRACTICE MODES First Position (Beginner) Frets 0-4 on all strings. Master the foundation of classical guitar with the essential notes every guitarist needs to know. First Position Extended (Intermediate) First position plus the complete high E string range (up to 12 or 19 frets). Build on your foundation and expand your range. All Positions (Advanced) Every note across the entire fretboard (12 or 19 frets). The ultimate challenge for serious students. Per-String Practice (Focused) Select specific strings (1-6) and custom fret ranges (minimum 4 frets). Perfect for targeted practice on specific areas of the fretboard. FEATURES Staff Notation See the note on the musical staff, then flip the card to reveal its position on the fretboard. Connect reading music to playing it. Vertical Fretboard Natural vertical layout shows positions exactly as you see them on your guitar. No mental translation needed. Realistic Guitar Audio Hear each note played with authentic Spanish classical guitar sound using a professional SoundFont. Train your ear while you learn positions. Smart Review System Cards you struggle with can be reviewed separately. Swipe right for "Got it" or left for "Review" to optimize your practice. Progress Tracking Track your streak, session statistics, and accuracy per note. See exactly which notes need more practice. Show Octave Numbers Toggle between "E4" and "E" notation to match your learning preference and distinguish between octaves when needed. Daily Reminders Set custom reminder times and choose which days of the week. Build a consistent practice habit. CUSTOMIZATION • Left-handed mode mirrors the fretboard • Choose 12 or 19 frets • Select multiple strings in Per-String mode • Set custom fret ranges (minimum 4 frets) • Practice with sharps, flats, both, or natural notes only • Beautiful vintage parchment design • Smooth 3D card flips with haptic feedback PRIVACY • All data stored locally on your device • No analytics or tracking • Works completely offline • No account required Support Development (optional) Classical Guitar Flash Cards is free, with every feature included. If you'd like to support continued development, you can subscribe at one of three monthly tiers: - Quarter Note: $1.99 per month - Half Note: $3.99 per month - Whole Note: $5.99 per month Payment is charged to your Apple Account when you confirm the purchase. Each subscription renews automatically for the same price and period unless you turn off auto-renew at least 24 hours before the current period ends. Your account is charged for renewal within 24 hours before the period ends. Manage or cancel anytime in your Apple Account settings. Privacy Policy: https://classical-guitar-flashcards.web.app/support.html EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Perfect for classical guitar students, teachers, and anyone serious about mastering the fretboard. Start your journey today!

About

MainLine

This app helps improve your chess skills by focusing on pattern recognition. It uses spaced repetition to reinforce tactical motifs and endgame ideas, allowing you to create interactive drills from your own games to remember what matters most.

Highlights
  • Spaced repetition for pattern recall
  • Interactive drills from own games
  • Import Chess.com & Lichess games
  • Tactics, endgame, and puzzle training
  • Daily reminders and progress tracking
  • Daily puzzle challenges
Features
Read full description

MainLine is a chess trainer built for pattern recognition. Use spaced repetition to remember tactical motifs, endgame ideas, and positions from your own games instead of rereading them and forgetting them. Import your Chess.com or Lichess games, find the mistakes and recurring themes that cost you points, and turn them into short interactive drills you can review in minutes. Why players use MainLine: - Spaced repetition that surfaces the patterns you're most likely to forget - Interactive drills that build fast recall on the board - Game import from Chess.com and Lichess for targeted review - Training for tactics, endgames, puzzle themes, and critical lines - Daily reminders, streaks, and progress tracking - Challenge yourself with daily puzzles Whether you're sharpening tactical awareness, improving pattern recognition, or making game review more useful, MainLine helps you remember what matters. Download MainLine and turn review into stronger chess instincts. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Classical Guitar Flash Cards4 screens
MainLine4 screens

Verdict

The call

The clearest difference is price: MainLine at Free against Classical Guitar Flash Cards's $1.99. MainLine also leads on update cadence (weekly vs every 5 months) and device support (3 vs 1). Classical Guitar Flash Cards's advantage is ads (none vs shown). On rating and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

MainLine is free to download; Classical Guitar Flash Cards costs $1.99 up front. Classical Guitar Flash Cards sells 3 in-app purchases, starting at $1.99 per month and MainLine sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Classical Guitar Flash Cards holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 2 and 6 respectively.

UpkeepUpdate frequency

Classical Guitar Flash Cards ships an update every 5 months, MainLine weekly. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

Scorecard7 real differences · 3 level
Classical Guitar Flash Cards versus MainLine: the parameters behind the verdict, then further details
ParameterClassical Guitar Flash CardsMainLine
Price$1.99Free — better
Rating5.0 (2 ratings) — better4.8 (6 ratings)
Positive reviews—100.0% of reviews
Number of ratings26 — better
Update frequencyEvery 5 monthsWeekly — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.015.1 — better
Further details — not scored
Size30 MB52 MB
Age rating4+4+
DeveloperReuben ThiessenBenjamin Boucher

Customer experience

Classical Guitar Flash Cards

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

MainLine

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Classical Guitar Flash Cards

Subscriptions3
  • Quarter Note$1.991 Month
  • Intermediate Support$3.991 Month
  • Advanced Support$5.991 Month
2 purchases

MainLine

Subscriptions2
  • MainLine Pro (Monthly)7 Days trial$7.991 Month
  • MainLine Pro (Yearly)7 Days trial$69.991 Year

Questions

Is Classical Guitar Flash Cards free?
Classical Guitar Flash Cards costs $1.99, and also offers in-app purchases.
Is MainLine free?
MainLine is free to download, with in-app purchases available.
Which has better reviews, Classical Guitar Flash Cards or MainLine?
Classical Guitar Flash Cards is rated higher. Classical Guitar Flash Cards averages 5.0 out of 5 from 2 ratings, while MainLine averages 4.8 from 6 ratings.
Do Classical Guitar Flash Cards or MainLine have ads?
MainLine shows ads; Classical Guitar Flash Cards does not.
Which is updated more often, Classical Guitar Flash Cards or MainLine?
Classical Guitar Flash Cards ships an update every 5 months, and MainLine weekly. Most recently, Classical Guitar Flash Cards was updated on November 9, 2026 and MainLine on November 5, 2026.

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