# JSON Pilot vs Knockbox

The clearest difference is in-app purchases: Knockbox at none against JSON Pilot's 2. Knockbox also leads on update cadence (daily vs monthly) and iOS requirement (17.0 vs 26.4). On price, ads and device support there is nothing between them.

Both are free to download. JSON Pilot sells 2 in-app purchases, starting at $1.99 per month. Knockbox asks for nothing beyond the download.

JSON Pilot ships an update monthly, Knockbox daily. Both last shipped on October 6, 2026.

## The numbers

| Metric | JSON Pilot | Knockbox |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Size | 4 MB | 7 MB |
| Requires iOS | 26.4 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Georgii Shilovskii](https://appshunter.io/developer/1896759912) | [苗 苗](https://appshunter.io/developer/6791624017) |

## What reviewers say

### JSON Pilot

[App page](https://appshunter.io/ios/app/json-pilot-viewer-and-editor/id6772857377)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $1.99 | per month |
| Pro — Lifetime Unlock | $6.99 | one-time |


### Knockbox

[App page](https://appshunter.io/ios/app/knockbox-self-hosted-push/id6811317906)

**In-app purchases:** none


## Frequently asked questions

### Is JSON Pilot free?

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

### Is Knockbox free?

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

### Do JSON Pilot or Knockbox have ads?

Neither JSON Pilot nor Knockbox shows ads.

### Which is updated more often, JSON Pilot or Knockbox?

JSON Pilot ships an update monthly, and Knockbox daily. Most recently, JSON Pilot was updated on October 6, 2026 and Knockbox on October 6, 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.*