MergeKey vs Vinfolio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MergeKey
This keyboard dynamically adjusts key sizes and visibility as you type, offering larger tap targets and fewer errors. It supports 20 languages and includes customizable styles and privacy-focused features.
- Dynamic key resizing
- Hides impossible keys
- Supports 20 languages
- Customizable styles
- Privacy-focused
- Typing game
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MergeKey — the first keyboard that hides the keys you don't need. As you type, MergeKey dynamically removes impossible letters and expands the remaining keys, giving you bigger tap targets and fewer typos. It's like autocomplete, but visual — you see your options shrink in real time. MERGE MODE — UNIQUE TO MERGEKEY - Keys that can't continue your word disappear instantly - Remaining keys grow to fill the space — bigger keys, fewer mistakes - Learns new words you teach it - Toggle Merge Mode off if you prefer just the disappearing keys without resizing MADE FOR IPAD - Full-size layouts on large iPads, a roomier compact layout on smaller ones - Pinch to split the keyboard for thumb typing, with adjustable split distance - Two-finger trackpad: drag across the keys to move the cursor - Letters Only mode for a clean, focused board - Split typing on iPhone too, in landscape 30 LANGUAGES English, German, French, Spanish, Italian, Portuguese, Dutch, Polish, Czech, Slovenian, Greek, Turkish, Bulgarian, Russian, Ukrainian, Indonesian, Vietnamese, Swedish, Finnish, Danish, Norwegian, Icelandic, Lithuanian, Romanian, Hungarian, Irish, Hebrew, Arabic, Bangla and Hindi — each with native prediction and accented character variants. English (US/GB), Spanish (ES/MX) and Portuguese (BR/PT) with correct regional dictionaries. SMART FEATURES - Quick Settings right in the keyboard — tap the MergeKey icon - Scrolling prediction bar with up to 9 word suggestions - Long-press for accented letters and symbols - Character preview bubble on key tap - Optional dedicated number row - Double-tap shift for caps lock - Backspace hold-to-accelerate (characters, then words) CUSTOMIZABLE STYLE - 5 keyboard styles: Default, Liquid Glass (iOS 26), Classic, Flat and sculpted Keycaps - Custom key fill, border, character and accent colors - Letters that grow with their keys as they merge (optional) - 6 key fonts - Keyboard height: Compact, Normal or Tall - Transparency slider for key fill opacity - Animation speed control - Live keyboard preview in Settings and Style BUILT FOR LEARNERS - Swipe up to teach MergeKey a new word - Swipe down for continuous mode (all keys visible) - Swipe left to delete whole words - Swipe right to repeat the last word - Key heatmap per language shows which letters you type most and where your thumb lands - Built-in typing game to practice in any language PRIVACY FIRST MergeKey does not collect or transmit your typing data. Everything stays on your device. MergeKey never connects to the internet. The only network activity is the App Store handling the optional tips – that's why iOS shows a Mobile Data switch for MergeKey. Word lists based on the Leipzig Corpora Collection (CC BY 4.0).
Vinfolio
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Vinfolio keeps your vehicle’s service history, fuel use, and ownership costs organized in one place. When a participating service center uses Vinfolio, your service records can be linked to your vehicle by VIN. See completed maintenance, repairs, parts, mileage, costs, and recommended next service at a glance. With Vinfolio, you can: • View your vehicle’s service history • Receive records from participating service centers by VIN • Add your own service and maintenance records • Track fuel entries, mileage, and fuel costs • Record vehicle expenses, including insurance, road tax, inspections, tolls, parking, car washes, and fines • See a clear breakdown of your spending by category and period • Track insurance and inspection validity dates, with in-app renewal reminders • Add a vehicle by name and link it to a VIN later • Manage up to three active vehicles in one account • Safely request a vehicle transfer when it is owned by another Vinfolio user • Keep your vehicle information organized and easy to access Whether records come from a service center or are added by you, Vinfolio helps you maintain a complete, practical history for every vehicle.
Screenshots
Verdict
The clearest difference is update cadence: Vinfolio at every 2 days against MergeKey's weekly. Vinfolio also leads on iOS requirement (16.4 vs 18.0). On price, ads, 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.
MergeKey ships an update weekly, Vinfolio every 2 days. The most recent releases landed on October 4, 2026 and October 2, 2026 respectively.
| Parameter | MergeKey | Vinfolio |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Weekly | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 | 16.4 — better |
| Further details — not scored | ||
| Size | 64 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Andrei Achziger | Aliaksandr Tarantsei |
In-app purchases
MergeKey
No in-app purchases
Vinfolio
No in-app purchases









