# Big Button Calculator Pro Lite vs Axess Ecosat

The clearest difference is ads: Axess Ecosat at none against Big Button Calculator Pro Lite's shown. Axess Ecosat also leads on rating (5.0 vs 4.7) and review sentiment (100% vs 83%). Big Button Calculator Pro Lite's advantage is ratings volume (14K vs 2) and iOS requirement (15.2 vs 18.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Axess Ecosat holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Big Button Calculator Pro Lite has 14K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 83% of Big Button Calculator Pro Lite's written reviews are positive against 100% of Axess Ecosat's.

Big Button Calculator Pro Lite ships an update every 3 months, Axess Ecosat every 5 weeks. The most recent releases landed on November 13, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Big Button Calculator Pro Lite | Axess Ecosat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (14K ratings)](https://appshunter.io/ios/app/big-button-calculator-pro-lite/id1131056808/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/axess-ecosat/id1518932272/reviews)** |
| Number of ratings | **14K** | 2 |
| Positive reviews | 82.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 45 MB | 58 MB |
| Requires iOS | **15.2** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cider Software LLC](https://appshunter.io/developer/465180756) | [Ecosat LLC](https://appshunter.io/developer/1117112099) |

## What reviewers say

### Big Button Calculator Pro Lite

[App page](https://appshunter.io/ios/app/big-button-calculator-pro-lite/id1131056808)

A user-friendly calculator app featuring large buttons and customizable colorful backgrounds. It offers a dual-line display, multi-line input for complex equations, and convenient gesture controls for editing and copying.

**Highlights:** Large buttons, Dual-line display, 18 color themes, Multi-line input, Gesture controls, VoiceOver accessibility

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 💡 Customizable backgrounds
- 🚀 Accurate calculations
- 👍 Large, clear numbers
- 👍 Helpful for homeschooling

**What reviewers complain about**

- 🐛 Ads can be intrusive
- 🐛 Ads in foreign languages
- 🐛 Ads take time to close
- 🔋 High battery consumption due to ads

**Reported bugs**

- Occasionally shows answer before calculation is complete
- Rounding issues leading to inaccurate results

**Requested features**

- Add more background options
- Allow custom background uploads
- Add option to change button colors
- Improve ad experience or offer ad-free version


### Axess Ecosat

[App page](https://appshunter.io/ios/app/axess-ecosat/id1518932272)

Monitor real-time visitors to your property and view historical visit data. This application provides insights into who is accessing your location and when.

**Highlights:** Real-time visitor tracking, Historical visit logs, Visitor data by date, Property access monitoring

**In-app purchases:** none


## Frequently asked questions

### Is Big Button Calculator Pro Lite free?

Big Button Calculator Pro Lite is free to download, with no in-app purchases.

### Is Axess Ecosat free?

Axess Ecosat is free to download, with no in-app purchases.

### Which has better reviews, Big Button Calculator Pro Lite or Axess Ecosat?

Axess Ecosat is rated higher. Big Button Calculator Pro Lite averages 4.7 out of 5 from 14K ratings, while Axess Ecosat averages 5.0 from 2 ratings.

### Do Big Button Calculator Pro Lite or Axess Ecosat have ads?

Big Button Calculator Pro Lite shows ads; Axess Ecosat does not.

### Which is updated more often, Big Button Calculator Pro Lite or Axess Ecosat?

Big Button Calculator Pro Lite ships an update every 3 months, and Axess Ecosat every 5 weeks. Most recently, Big Button Calculator Pro Lite was updated on November 13, 2026 and Axess Ecosat on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*