# Calc Engine vs SmartGeoloc

The clearest difference is in-app purchases: SmartGeoloc at none against Calc Engine's 1. Calc Engine's advantage is update cadence (daily vs every 21 months) and device support (4 vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Calc Engine sells 1 one-off in-app purchase. SmartGeoloc asks for nothing beyond the download.

Calc Engine ships an update daily, SmartGeoloc every 21 months. The most recent releases landed on October 16, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Calc Engine | SmartGeoloc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/calc-engine/id1061766849/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Daily** | Every 21 months |
| Monetization | Free | — |
| Size | 17 MB | 47 MB |
| Requires iOS | 18 | **17.5** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [VersaEdge Software, LLC](https://appshunter.io/developer/301294952) | [Mounir Baghdad Jamai](https://appshunter.io/developer/1450932612) |

## What reviewers say

### Calc Engine

[App page](https://appshunter.io/ios/app/calc-engine/id1061766849)

A highly customizable calculator with advanced features like graphing, equation solving, and unit conversion. Design your own keyboards and functions to streamline your workflow across Apple devices.

**Highlights:** Customizable keyboard layouts, User-defined functions and constants, Live equation graphing, Equation solving, Extensive unit conversions, Programmer mode (hex, binary, octal), Cross-device syncing

**Features:** Family Sharing, Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calc Engine+ | $9.99 | one-time |


### SmartGeoloc

[App page](https://appshunter.io/ios/app/smartgeoloc/id1450932613)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calc Engine free?

Calc Engine is free to download, with in-app purchases available.

### Is SmartGeoloc free?

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

### Do Calc Engine or SmartGeoloc have ads?

Neither Calc Engine nor SmartGeoloc shows ads.

### Which is updated more often, Calc Engine or SmartGeoloc?

Calc Engine ships an update daily, and SmartGeoloc every 21 months. Most recently, Calc Engine was updated on October 16, 2026 and SmartGeoloc 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.*