XtoBird vs Darlin
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
XtoBird
A free puzzle game where you tap to clear falling "X" shapes as they stack up. Aim for high scores and release blue birds to achieve a sense of satisfaction.
- Tap to clear falling 'X' shapes
- Stacking 'X' shapes
- High score challenges
- Release blue birds
- Satisfying gameplay
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上から振ってくる棒が重なって「X」になった時にタップして「X」を消していく無料パズルゲームです。 Xを消して消して消しまくりましょう。 ハイスコアがでたらX's（エックセズ）しよう。 青い鳥をたくさん出してなんか満足感を得よう。
Darlin
This AI companion app learns and evolves with you, adapting to your personality and remembering interactions. Customize its appearance, voice, and personality for lifelike conversations and immersive AR experiences. It requires a separate computer app to access its full features.
- Learns and evolves with user
- Adapts to personality
- Remembers interactions
- Customizable appearance, voice, and personality
- Lifelike conversations
- Immersive AR experiences
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darlin™ Mobile requires the Windows darlin™ computer app to access its features. Please make sure the computer app is installed and registered first. If you encounter any issues, you can report them using the in-app feedback feature, or contact us through the methods below: - Official Website: https://www.darlin.ai/ - Support: support@wonders.ai - X (twitter): https://x.com/darlin_ai darlin™ is your personal AI friend that learns, evolves, and connects with you! It adapts to your personality, remembers your interactions, and grows over time. Customize their appearance, voice, and personality to make them truly yours. Enjoy lifelike conversations and immersive AR experiences. Whether you're gaming, chatting, or just hanging out, darlin is always by your side.
Screenshots
Verdict
The clearest difference is review sentiment: XtoBird at 83% against Darlin's 0%. XtoBird also leads on iOS requirement (11.0 vs 13.0). Darlin's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 4 months). On price, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.
XtoBird ships an update every 4 months, Darlin every 3 weeks. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.
| Parameter | XtoBird | Darlin |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (1 ratings) — better |
| Positive reviews | 83.3% of reviews — better | 0.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 82 MB | 360 MB |
| Age rating | 4+ | 12+ |
| Developer | GAIBAKO co., Ltd. | Wonders.ai Ltd |
Customer experience
XtoBird
Darlin
In-app purchases
XtoBird
No in-app purchases
Darlin
No in-app purchases
