# T9 Dial Lite vs Rectangle Area Calculator

The clearest difference is price: Rectangle Area Calculator at Free against T9 Dial Lite's $0.29. T9 Dial Lite's advantage is ads (none vs shown) and update cadence (every 3 months vs every 32 months). On in-app purchases and device support there is nothing between them.

Rectangle Area Calculator is free to download; T9 Dial Lite costs $0.29 up front. Neither carries in-app purchases, so what you see is what you pay.

T9 Dial Lite ships an update every 3 months, Rectangle Area Calculator every 32 months. The most recent releases landed on October 17, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | T9 Dial Lite | Rectangle Area Calculator |
| --- | --- | --- |
| Price | $0.29 | **Free** |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/t9-dial-lite/id1468218854/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 58.3% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 32 months |
| Monetization | Paid | — |
| Size | 14 MB | 6 MB |
| Requires iOS | **11.0** | 16 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [帅 刘](https://appshunter.io/developer/1288043252) | [Josue Cuginguilua](https://appshunter.io/developer/1485279395) |

## What reviewers say

### T9 Dial Lite

[App page](https://appshunter.io/ios/app/t9-dial-lite/id1468218854)

This app provides a T9 dialer for quickly finding contacts by full spelling, short spelling, or number. It also supports searching company names and job titles, displays China number attribution, and offers customizable keyboard layouts for one-handed use. It is ad-free and requires no networking.

**Highlights:** T9 dialer for contact search, Full, short, and number search, Search company and job titles, China number attribution, Left/right-handed keyboard modes, Adjustable keyboard height

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Rectangle Area Calculator

[App page](https://appshunter.io/ios/app/rectangle-area-calculator/id1546463138)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is T9 Dial Lite free?

T9 Dial Lite costs $0.29, with no in-app purchases.

### Is Rectangle Area Calculator free?

Rectangle Area Calculator is free to download, with no in-app purchases.

### Do T9 Dial Lite or Rectangle Area Calculator have ads?

Rectangle Area Calculator shows ads; T9 Dial Lite does not.

### Which is updated more often, T9 Dial Lite or Rectangle Area Calculator?

T9 Dial Lite ships an update every 3 months, and Rectangle Area Calculator every 32 months. Most recently, T9 Dial Lite was updated on October 17, 2026 and Rectangle Area Calculator on October 16, 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.*