Comparison

ChessLine vs MainLine

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

Head to head
About

ChessLine

This AI-powered chess coach offers personalized training, adapting to your skill level and style. It helps you build a tailored opening repertoire, learn step-by-step, and prepare for matches more effectively than generic lessons.

Highlights
  • Personalized opening trainer
  • AI-driven repertoire generation
  • Step-by-step learning
  • Adapts to Elo and style
  • Used in 60+ countries
  • Developed with university research
Features
Read full description

ChessLine – Your Personal AI Chess Coach Train smarter, understand and win more with ChessLine, the first chess training app built entirely on AI and hyper-personalization. Whether you are a beginner, club player, or professional, ChessLine adapts to your style and level – making chess improvement faster, easier, and more fun than ever before. Chess, ajedrez, xadrez, satranç, شطرنج, scacchi, schach, şahmat… no matter the name, ChessLine helps you master the world’s greatest strategy game – with AI that prepares you like a real coach. Unlock your inner chess master today! WHAT YOU GET WITH CHESSLINE PERSONALIZED OPENING TRAINER Instantly generate a repertoire tailored to your Elo and style Stop memorizing endless theory – focus only on what fits you Expand your repertoire step by step, always guided by AI COMMUNITY & CREDIBILITY Developed in Switzerland with research support from different universities Backed by innovation programs: Hasler Foundation, VentureKick, Innovation Booster Already used by players from 60+ countries WHO IS CHESSLINE FOR? Beginners (500–1300 Elo): Learn openings step by step with our move trainer and clear explanations Club players (1400–1800 Elo): Build a strong, customized repertoire and prepare for tournaments Advanced (2000+ Elo): Access hundreds of lines that your opponents actually play – be prepared as never before GET STARTED TODAY Create your free profile in minutes Generate your first personalized repertoire instantly Train smarter with AI-powered preparation DOWNLOAD CHESSLINE NOW Stop guessing. Stop wasting time on generic lessons. With ChessLine, you finally have an AI-powered chess coach in your pocket – ready to personalize and prepare you for victory. Download ChessLine today and start training smarter! ABOUT CHESSLINE ChessLine is created by chess players and AI enthusiasts who love to make learning smarter and more personal. Website: https://chessline.io Terms of Use: https://chessline.io/terms/ Instagram: https://www.instagram.com/chessline.io/ TikTok: https://www.tiktok.com/@chessline.io Discord: https://discord.com/invite/fP9wRATgu4

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

ChessLine4 screens
MainLine4 screens

Verdict

The call

The clearest difference is ads: ChessLine at none against MainLine's shown. MainLine's advantage is rating (4.8 vs 4.4) and review sentiment (100% vs 80%). On price, ratings volume, update cadence 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

Both are free to download. ChessLine sells 4 in-app purchases, starting at $4.99 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

MainLine holds the better App Store score, 4.8 against 4.4. Both are backed by a comparable volume of ratings — 8 and 5 respectively. Written reviews point the same way: 80% of ChessLine's written reviews are positive against 100% of MainLine's.

UpkeepUpdate frequency

ChessLine ships an update every 10 days, MainLine weekly. Both last shipped on October 24, 2026.

Scorecard3 real differences · 7 level
ChessLine versus MainLine: the parameters behind the verdict, then further details
ParameterChessLineMainLine
PriceFreeFree
Rating4.4 (8 ratings)4.8 (5 ratings) — better
Positive reviews80.0% of reviews100.0% of reviews — better
Number of ratings8 — better5
Update frequencyEvery 10 daysWeekly — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size90 MB52 MB
Age rating4+4+
DeveloperChessLineBenjamin Boucher

Customer experience

ChessLine

All ratings8 ratings
Positive87.5%
Neutral0.0%
Negative12.5%
Written reviews5 reviews
Positive80.0%
Neutral0.0%
Negative20.0%

MainLine

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

In-app purchases

4 purchases

ChessLine

Subscriptions2
  • ChessLine Premium3 Days trial$4.991 Month
  • ChessLine Premium3 Days trial$49.991 Year
One-time2
  • ChessLine's Small Token Package$2.99
  • ChessLine's Big Token Package$3.99
2 purchases

MainLine

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

Questions

Is ChessLine free?
ChessLine is free to download, with in-app purchases available.
Is MainLine free?
MainLine is free to download, with in-app purchases available.
Which has better reviews, ChessLine or MainLine?
MainLine is rated higher. ChessLine averages 4.4 out of 5 from 8 ratings, while MainLine averages 4.8 from 5 ratings.
Do ChessLine or MainLine have ads?
MainLine shows ads; ChessLine does not.
Which is updated more often, ChessLine or MainLine?
ChessLine ships an update every 10 days, and MainLine weekly. Most recently, ChessLine was updated on October 24, 2026 and MainLine on October 24, 2026.

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