# Dash Calc vs Duty Rota

The clearest difference is price: Dash Calc at Free against Duty Rota's $1.99. Dash Calc also leads on update cadence (every 4 days vs every 6 weeks). Duty Rota's advantage is in-app purchases (none vs 2) and iOS requirement (18 vs 26.0). On review sentiment, ads, monetization model and device support there is nothing between them.

Dash Calc is free to download; Duty Rota costs $1.99 up front. Dash Calc sells 2 one-off in-app purchases. Duty Rota asks for nothing beyond the download.

Dash Calc ships an update every 4 days, Duty Rota every 6 weeks. The most recent releases landed on October 27, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Dash Calc | Duty Rota |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/dash-calc-simple-fast-math/id6447994844/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 6 weeks |
| Monetization | Paid | Paid |
| Size | 47 MB | 6 MB |
| Requires iOS | 26.0 | **18** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Enbright LLC](https://appshunter.io/developer/1683208717) | [Nigel Gee](https://appshunter.io/developer/1465159348) |

## What reviewers say

### Dash Calc

[App page](https://appshunter.io/ios/app/dash-calc-simple-fast-math/id6447994844)

A distraction-free calculator that provides live results as you type, with smart history and easy editing. It offers currency formatting, percentage calculations, and customizable themes for a personalized experience.

**Highlights:** Live results as you type, Smart history with grouping and naming, Edit expressions in place, Currency mode for regional formatting, Easy percentage calculations, Customizable themes and app icons, Flexible layout and keypad options

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7-Day Trial | Free | one-time |
| Lifetime Unlock | $4.00 | one-time |


### Duty Rota

[App page](https://appshunter.io/ios/app/duty-rota/id6478506290)

This app helps manage weekly repeating work schedules. It allows users to input and customize duty details, view them in a color-coded calendar, and track holidays. It's ideal for transport workers and others with cyclical rosters.

**Highlights:** Weekly repeating roster management, Customizable colored duties, Holiday and vacation tracking, Bank holiday duty calculation, Transfer duties to colleagues, Integrates with Apple Calendar

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

**In-app purchases:** none


## Frequently asked questions

### Is Dash Calc free?

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

### Is Duty Rota free?

Duty Rota costs $1.99, with no in-app purchases.

### Do Dash Calc or Duty Rota have ads?

Neither Dash Calc nor Duty Rota shows ads.

### Which is updated more often, Dash Calc or Duty Rota?

Dash Calc ships an update every 4 days, and Duty Rota every 6 weeks. Most recently, Dash Calc was updated on October 27, 2026 and Duty Rota on October 10, 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.*