# Numsy vs AllBaseConvert

The clearest difference is in-app purchases: Numsy at none against AllBaseConvert's 1. Numsy also leads on ads (none vs shown). AllBaseConvert's advantage is update cadence (every 8 months vs every 21 months) and iOS requirement (13.0 vs 16.6). On price and device support there is nothing between them.

Both are free to download. AllBaseConvert sells 1 one-off in-app purchase. Numsy asks for nothing beyond the download.

Numsy ships an update every 21 months, AllBaseConvert every 8 months. The most recent releases landed on September 8, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Numsy | AllBaseConvert |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 21 months | **Every 8 months** |
| Monetization | Free | — |
| Size | 8 MB | 140 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Stephan Lindow](https://appshunter.io/developer/1516183961) | [Amrit Duwal](https://appshunter.io/developer/1507795021) |

## What reviewers say

### Numsy

[App page](https://appshunter.io/ios/app/numsy/id1516183962)

Master numeral system conversions between binary, hexadecimal, and decimal. This tool is designed for computer professionals to quickly convert numbers mentally for tasks like IP addresses and color codes.

**Highlights:** Binary conversion, Hexadecimal conversion, Decimal conversion, Mental math practice, Computer science applications

**In-app purchases:** none


### AllBaseConvert

[App page](https://appshunter.io/ios/app/allbaseconvert/id1605489435)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $0.99 | one-time |


## Frequently asked questions

### Is Numsy free?

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

### Is AllBaseConvert free?

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

### Do Numsy or AllBaseConvert have ads?

AllBaseConvert shows ads; Numsy does not.

### Which is updated more often, Numsy or AllBaseConvert?

Numsy ships an update every 21 months, and AllBaseConvert every 8 months. Most recently, Numsy was updated on September 8, 2026 and AllBaseConvert on September 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.*