# Calculator vs Digital Retro Clock

The clearest difference is price: Calculator at Free against Digital Retro Clock's $1.99. Calculator also leads on rating (1.8 vs 1.0) and review sentiment (20% vs 0%). Digital Retro Clock's advantage is ads (none vs shown) and iOS requirement (10.0 vs 13.0). On update cadence, in-app purchases and device support there is nothing between them.

Calculator is free to download; Digital Retro Clock costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Calculator holds the better App Store score, 1.8 against 1.0. That said, the two scores are not equally well evidenced: Calculator has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 20% of Calculator's written reviews are positive against 0% of Digital Retro Clock's.

Calculator ships an update every 15 months, Digital Retro Clock every 14 months. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Calculator | Digital Retro Clock |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[1.8 (5 ratings)](https://appshunter.io/ios/app/calculator-plus/id598278054/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/digital-retro-clock/id1520927010/reviews) |
| Number of ratings | **5** | 1 |
| Positive reviews | **20.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 15 months | **Every 14 months** |
| Monetization | **Ad-supported** | Paid |
| Size | 6 MB | 8 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ABCiSoft](https://appshunter.io/developer/409799840) | [NEXTLINK PTY LTD](https://appshunter.io/developer/1115197533) |

## What reviewers say

### Calculator

[App page](https://appshunter.io/ios/app/calculator-plus/id598278054)

A straightforward calculator app designed for ease of use with large, legible digits. It offers a simple interface for quick calculations on mobile devices.

**Highlights:** Large, clear numbers, Simple interface, Easy calculations, Mobile-friendly design

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

**In-app purchases:** none


### Digital Retro Clock

[App page](https://appshunter.io/ios/app/digital-retro-clock/id1520927010)

This app offers a vintage-inspired digital clock experience with a focus on nostalgic design and modern functionality. It includes alarms, timers, and customization options in a user-friendly interface.

**Highlights:** Retro-inspired design, Easy-to-read digital display, Alarms, Timers, Customization options, User-friendly interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Calculator free?

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

### Is Digital Retro Clock free?

Digital Retro Clock costs $1.99, with no in-app purchases.

### Which has better reviews, Calculator or Digital Retro Clock?

Calculator is rated higher. Calculator averages 1.8 out of 5 from 5 ratings, while Digital Retro Clock averages 1.0 from 1 ratings.

### Do Calculator or Digital Retro Clock have ads?

Calculator shows ads; Digital Retro Clock does not.

### Which is updated more often, Calculator or Digital Retro Clock?

Calculator ships an update every 15 months, and Digital Retro Clock every 14 months. Most recently, Calculator was updated on October 7, 2026 and Digital Retro Clock 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.*