PDF and Image Converter vs The Big Keyboard
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PDF and Image Converter
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Split PDF to Image, merge Image to PDF. It can also be used offline, and the photos are only locally, ensuring data security.
The Big Keyboard
This keyboard app offers larger text and buttons for improved readability, especially for users with vision difficulties. It provides customizable themes, multiple layouts including a numeric keypad and arrow keys, and supports various languages.
- Scalable text size up to 2.5x
- Comfortable button sizes
- Word suggestions and autocorrect
- Multiple keyboard layouts (QWERTY, numeric, arrows)
- Full emoji collection
- Customizable themes (light, dark, high contrast)
- Sound and haptic feedback controls
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LARGE TEXT & BIG KEYS: Scale text size up to 2.5x larger - perfect for better readability Button sizes stay comfortable while text gets bigger No more squinting at tiny letters Word suggestions + Autocorrect Supported Keyboard Languages: English, Spanish, Portuguese, Dutch, Italian, German (QWERTZ), French (AZERTY), Finnish, Danish, Polish, Turkish, Romanian, and Swedish. MULTIPLE KEYBOARD LAYOUTS: Full QWERTY keyboard with smart auto-capitalization Dedicated numeric keypad for numbers Arrow keys for precise cursor control Complete emoji collection with categories Symbols and punctuation layouts CUSTOMIZABLE EXPERIENCE: Light, Dark, High Contrast and themes Adjustable text and emoji sizes Sound and haptic feedback controls ACCESSIBILITY FOCUSED Perfect for users with vision difficulties Large, clear text that's easy to read High contrast themes for better visibility Simple, intuitive design EASY TO USE Quick setup in just minutes Works with all your favorite apps Smooth, responsive typing experience No complicated settings - just works! Why choose The Big Keyboard? Unlike other keyboards that make everything bigger, The Big Keyboard smartly scales only the text while keeping buttons the perfect size. This means better readability without losing screen space! Perfect for: Seniors who need larger text Users with visual impairments Anyone who wants a more comfortable typing experience People who prefer customizable keyboards Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: PDF and Image Converter at $0.99 against The Big Keyboard's $1.99. On update cadence, 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
PDF and Image Converter costs $0.99 and The Big Keyboard $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
PDF and Image Converter ships an update every 3 days, The Big Keyboard every 2 days. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.
| Parameter | PDF and Image Converter | The Big Keyboard |
|---|---|---|
| Price | $0.99 — better | $1.99 |
| Rating | — | 3.5 (13 ratings) — better |
| Positive reviews | — | 64.3% of reviews |
| Number of ratings | — | 13 — better |
| Update frequency | Every 3 days | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | 秀杰 黄 | Defriction LLC |
In-app purchases
PDF and Image Converter
No in-app purchases
The Big Keyboard
No in-app purchases
Questions
Is PDF and Image Converter free?
Is The Big Keyboard free?
Do PDF and Image Converter or The Big Keyboard have ads?
Which is updated more often, PDF and Image Converter or The Big Keyboard?
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