# Base Converter and Calculator vs Micro Clock

The clearest difference is in-app purchases: Base Converter and Calculator at none against Micro Clock's 1. Base Converter and Calculator also leads on iOS requirement (9.0 vs 15.0). Micro Clock's advantage is update cadence (every 9 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Micro Clock sells 1 one-off in-app purchase. Base Converter and Calculator asks for nothing beyond the download.

Base Converter and Calculator ships an update every 3 months, Micro Clock every 9 days. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Base Converter and Calculator | Micro Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/base-converter-and-calculator/id1090752608/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 10 MB | 6 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [George Tan](https://appshunter.io/developer/1090752607) | [俊贤 黄](https://appshunter.io/developer/1889807845) |

## What reviewers say

### Base Converter and Calculator

[App page](https://appshunter.io/ios/app/base-converter-and-calculator/id1090752608)

This utility app allows for rapid conversion between number bases from 2 to 36, including common bases like binary, octal, decimal, and hexadecimal. It also performs basic and advanced mathematical operations, displaying expressions as you type.

**Highlights:** Convert bases 2 to 36, Fast binary, octal, decimal, hexadecimal conversion, Supports decimal numbers, Displays mathematical expressions, Basic math operations, Advanced math operations

**Features:** macOS Compatibility

**In-app purchases:** none


### Micro Clock

[App page](https://appshunter.io/ios/app/micro-clock-floating-timer/id6762129008)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Micro Clock Pro Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Base Converter and Calculator free?

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

### Is Micro Clock free?

Micro Clock is free to download, with in-app purchases available.

### Do Base Converter and Calculator or Micro Clock have ads?

Neither Base Converter and Calculator nor Micro Clock shows ads.

### Which is updated more often, Base Converter and Calculator or Micro Clock?

Base Converter and Calculator ships an update every 3 months, and Micro Clock every 9 days. Most recently, Base Converter and Calculator was updated on November 2, 2026 and Micro Clock on October 31, 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.*