# inBinary vs Authenticate By KDC

The clearest difference is price: Authenticate By KDC at Free against inBinary's $0.99. Authenticate By KDC also leads on update cadence (monthly vs every 19 months). inBinary's advantage is iOS requirement (13.0 vs 17.6). On ads, in-app purchases and device support there is nothing between them.

Authenticate By KDC is free to download; inBinary costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

inBinary ships an update every 19 months, Authenticate By KDC monthly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | inBinary | Authenticate By KDC |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Monthly** |
| Monetization | Paid | — |
| Size | 0 MB | 4 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ioan Moldovan](https://appshunter.io/developer/1887511727) | [Kenneth Lovett](https://appshunter.io/developer/1831085892) |

## What reviewers say

### inBinary

[App page](https://appshunter.io/ios/app/inbinary/id1623369857)

Convert numbers between decimal, binary, hexadecimal, and octal systems. Look up ASCII characters by code or symbol, and perform bitwise operations like NOT, AND, and OR on numbers in various bases.

**Highlights:** Number base conversion (Decimal, Binary, Hex, Octal), ASCII character lookup, Bitwise operations (NOT, AND, OR, XOR, NAND, NOR), Supports bases 2-16, Ad-free experience

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

**In-app purchases:** none


### Authenticate By KDC

[App page](https://appshunter.io/ios/app/authenticate-by-kdc/id6751268798)

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

**In-app purchases:** none


## Frequently asked questions

### Is inBinary free?

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

### Is Authenticate By KDC free?

Authenticate By KDC is free to download, with no in-app purchases.

### Do inBinary or Authenticate By KDC have ads?

Neither inBinary nor Authenticate By KDC shows ads.

### Which is updated more often, inBinary or Authenticate By KDC?

inBinary ships an update every 19 months, and Authenticate By KDC monthly. Most recently, inBinary was updated on November 3, 2026 and Authenticate By KDC on October 30, 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.*