# Shapefile Reader vs Simple Calculator. +

The clearest difference is price: Shapefile Reader at Free against Simple Calculator. +'s $1.99. Shapefile Reader also leads on review sentiment (100% vs 73%) and rating (5.0 vs 4.7). Simple Calculator. +'s advantage is update cadence (every 3 months vs every 46 months) and ratings volume (147 vs 1). On ads and in-app purchases there is nothing between them.

Shapefile Reader is free to download; Simple Calculator. + costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Shapefile Reader holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Simple Calculator. + has 147 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of Shapefile Reader's written reviews are positive against 73% of Simple Calculator. +'s.

Shapefile Reader ships an update every 46 months, Simple Calculator. + every 3 months. The most recent releases landed on September 29, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Shapefile Reader | Simple Calculator. + |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/shapefile-reader/id919865663/reviews)** | [4.7 (147 ratings)](https://appshunter.io/ios/app/simple-calculator-plus/id1324927779/reviews) |
| Number of ratings | 1 | **147** |
| Positive reviews | **100.0% of reviews** | 72.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 46 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 5 MB | 1 MB |
| Requires iOS | **9.3** | 15.6 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ABT Co., Ltd.](https://appshunter.io/developer/411651361) | [tasser gyati](https://appshunter.io/developer/1324926550) |

## What reviewers say

### Shapefile Reader

[App page](https://appshunter.io/ios/app/shapefile-reader/id919865663)

This application allows you to easily read and display Shapefiles on your tablet. It supports various data formats and allows for custom color displays and coordinate system conversions. Utilize open data from the web for your mapping needs.

**Highlights:** Read and display Shapefiles on tablet, Supports Point, PolyLine, and Polygon data, Display data in custom colors, Coordinate system conversion (domestic Japan), Utilize open data from the web

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple Calculator. +

[App page](https://appshunter.io/ios/app/simple-calculator-plus/id1324927779)

This app offers a straightforward and dependable calculator for iPhone and iPad. It includes advanced features like tax calculation, cost/selling price/margin calculations, and memory operations. A free version is available to try before purchasing.

**Highlights:** 12-digit display, Tax calculation, Cost, selling price, and gross margin calculations, Memory operations, Grand total (GT), Percentage calculation

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

**In-app purchases:** none


## Frequently asked questions

### Is Shapefile Reader free?

Shapefile Reader is free to download, with no in-app purchases.

### Is Simple Calculator. + free?

Simple Calculator. + costs $1.99, with no in-app purchases.

### Which has better reviews, Shapefile Reader or Simple Calculator. +?

Shapefile Reader is rated higher. Shapefile Reader averages 5.0 out of 5 from 1 ratings, while Simple Calculator. + averages 4.7 from 147 ratings.

### Do Shapefile Reader or Simple Calculator. + have ads?

Neither Shapefile Reader nor Simple Calculator. + shows ads.

### Which is updated more often, Shapefile Reader or Simple Calculator. +?

Shapefile Reader ships an update every 46 months, and Simple Calculator. + every 3 months. Most recently, Shapefile Reader was updated on September 29, 2026 and Simple Calculator. + on October 12, 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.*