Easy Input Calculator F vs VHT Smart
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Easy Input Calculator F
This calculator app features large, easy-to-press buttons and clear text for stress-free use by all ages. It includes special buttons for "Billion," "Million," and "Thousand" to quickly enter large numbers with a single tap.
- Large, easy-to-press buttons
- Large text for visibility
- Billion, Million, Thousand buttons
- Basic calculations
- Copy result to clipboard
- Supports over 60 languages
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A calculator app with a simple design. Big buttons that are easy to see and easy to press. Large text for great visibility and ease of use. A stress-free experience. Easy for everyone to use, from children to seniors. The highlight is the "Billion", "Million" and "Thousand" buttons. They save you from pressing 0 over and over, so you can enter numbers quickly with a single tap. Enter the numbers in your head smoothly, just as you would say them. Of course, you can also enter numbers the usual way. A paid version without ads is also available. Please see the developer page. Features • Basic calculations • "Billion", "Million" and "Thousand" buttons for smooth input • Available in more than 60 languages • Tap the result display to copy it to the clipboard
VHT Smart
Control smart home devices like lights, outlets, TVs, and locks via Wi-Fi. This fully Vietnamese application offers an easy and convenient way to manage your smart home.
- Control smart lights
- Manage smart outlets
- Operate smart TVs
- Control smart air conditioners
- Manage smart door locks
- Wi-Fi connectivity
- Vietnamese language interface
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Đây là ứng dụng dùng để điều khiển các thiết bị điện thông minh (như công tắc đèn, ổ cắm, TV, máy lạnh, khóa cưả,...)trong ngôi nhà của bạn thông qua Wifi. App hoàn toàn bằng tiếng Việt giúp mọi người sử dụng dễ dàng, thuận tiện.
Screenshots
Verdict
The clearest difference is ads: VHT Smart at none against Easy Input Calculator F's shown. VHT Smart also leads on monetization model (free vs ad-supported) and iOS requirement (9.0 vs 17.0). On price, update cadence, 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.
Easy Input Calculator F ships an update every 3 months, VHT Smart every 5 months. The most recent releases landed on November 2, 2026 and October 24, 2026 respectively.
| Parameter | Easy Input Calculator F | VHT Smart |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | — | 3 — better |
| Update frequency | Every 3 months — better | Every 5 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 24 MB | 119 MB |
| Age rating | 17+ | 4+ |
| Developer | Yuta Kobayashi | Minh Phuc Nguyen |
Customer experience
Easy Input Calculator F
VHT Smart
In-app purchases
Easy Input Calculator F
No in-app purchases
VHT Smart
No in-app purchases
Questions
Is Easy Input Calculator F free?
Is VHT Smart free?
Do Easy Input Calculator F or VHT Smart have ads?
Which is updated more often, Easy Input Calculator F or VHT Smart?
Other comparisons
