# Back vs Log Time Smart Calculator

The clearest difference is price: Log Time Smart Calculator at Free against Back's $0.99. Back's advantage is in-app purchases (none vs 1) and device support (3 vs 1). On rating, ratings volume, update cadence and ads there is nothing between them.

Log Time Smart Calculator is free to download; Back costs $0.99 up front. Log Time Smart Calculator sells 1 one-off in-app purchase. Back asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Back against 5.0 for Log Time Smart Calculator. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Back ships an update every 7 months, Log Time Smart Calculator every 12 months. The most recent releases landed on October 23, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Back | Log Time Smart Calculator |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/back-time-calculator/id429892615/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/log-time-smart-calculator/id1160963094/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 12 months |
| Monetization | Paid | **Free** |
| Size | 4 MB | 6 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Goodman Productions](https://appshunter.io/developer/415454974) | [Minimal Bits Tech Srl](https://appshunter.io/developer/1142340317) |

## What reviewers say

### Back

[App page](https://appshunter.io/ios/app/back-time-calculator/id429892615)

This utility app subtracts entered time values from a starting point of 60:00. It allows for easy deletion of individual entries or clearing all values to start fresh. Ideal for quick time calculations.

**Highlights:** Subtracts entered time values, Starts at 60:00, AC button to clear all, Swipe to delete individual entries, Simple user interface

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

**In-app purchases:** none


### Log Time Smart Calculator

[App page](https://appshunter.io/ios/app/log-time-smart-calculator/id1160963094)

Easily perform time unit calculations with this intuitive app. Add and subtract hours and minutes without manual frustration. Features a beautiful night theme for comfortable use.

**Highlights:** Time unit addition and subtraction, Intuitive interface, Hours and minutes operations, Night color theme

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Back free?

Back costs $0.99, with no in-app purchases.

### Is Log Time Smart Calculator free?

Log Time Smart Calculator is free to download, with in-app purchases available.

### Which has better reviews, Back or Log Time Smart Calculator?

Back and Log Time Smart Calculator are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Back or Log Time Smart Calculator have ads?

Neither Back nor Log Time Smart Calculator shows ads.

### Which is updated more often, Back or Log Time Smart Calculator?

Back ships an update every 7 months, and Log Time Smart Calculator every 12 months. Most recently, Back was updated on October 23, 2026 and Log Time Smart Calculator on October 18, 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.*