Diagonal Duel vs Triplets!
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Diagonal Duel
Engage in a strategic board game similar to Connect Four, but with a unique 45-degree rotated board. Challenge a computer opponent, play with a friend on the same device, or compete in online ranked matches.
- 45-degree rotated board gameplay
- Play against AI (levels 0-100)
- Local two-player mode
- Online ranked matches
- Similar to Connect Four
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Diagonal Duel against a level 0-100 computer, with two players on the same device, or in ranked online games! Diagonal Two Squared is a game similar to Connect Four but essentially with the board rotated at 45 degrees. This allows for play on two "sides" from the start instead of the original game, on which you only play only along the bottom. The app allows for two players to play on the same device, to select a level from 0 to 100 computer to play against, or to play against random opponents.
Triplets!
Engage your mind with a visual logic puzzle game offering unlimited challenges and hints. Enjoy a clean, ad-free experience with optional timers and detailed explanations for incorrect answers. Puzzles adapt to your screen for seamless play.
- Unlimited puzzles
- Unlimited hints
- No ads
- No data collected
- Optional timer
- Incorrect answer explanations
- Screen-sized puzzles
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FEATURE PACKED! • Unlimited puzzles • Unlimited hints • No ads • No data collected • Optional timer • Incorrect answer explanations • Puzzles size to screen, no scrolling Triplets is a visual logic game with difficulties levels that will satisfy beginners as well as those looking for an ultimate challenge.
Screenshots
Verdict
The clearest difference is in-app purchases: Diagonal Duel at none against Triplets!'s 1. Triplets!'s advantage is ads (none vs shown) and update cadence (every 2 days vs every 2 weeks). On price, rating, review sentiment and ratings volume 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
Both are free to download. Triplets! sells 1 one-off in-app purchase. Diagonal Duel asks for nothing beyond the download.
Triplets! holds the better App Store score, 4.9 against 4.8. Both are backed by a comparable volume of ratings — 20 and 47 respectively. Written reviews point the same way: 86% of Diagonal Duel's written reviews are positive against 89% of Triplets!'s.
Diagonal Duel ships an update every 2 weeks, Triplets! every 2 days. The most recent releases landed on June 4, 2026 and August 15, 2026 respectively.
| Parameter | Diagonal Duel | Triplets! |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (20 ratings) | 4.9 (47 ratings) — better |
| Positive reviews | 85.7% of reviews | 88.9% of reviews — better |
| Number of ratings | 20 | 47 — better |
| Update frequency | Every 2 weeks | Every 2 days — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 14.0 — better |
| Further details — not scored | ||
| Size | 21 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Brian Savidge | Norman Basham |
Customer experience
Diagonal Duel
Triplets!
In-app purchases
Diagonal Duel
No in-app purchases
Triplets!
- Upgrade to unlock all features$4.99
