# RelayPulse vs JSON Editor

The clearest difference is update cadence: RelayPulse at daily against JSON Editor's every 6 days. RelayPulse also leads on iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. RelayPulse sells 1 one-off in-app purchase and JSON Editor sells 2 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

RelayPulse ships an update daily, JSON Editor every 6 days. The most recent releases landed on November 10, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | RelayPulse | JSON Editor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 6 days |
| Size | 6 MB | 8 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPod, Mac** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [baris adiyaman](https://appshunter.io/developer/6808102871) | [Hue Nguyen](https://appshunter.io/developer/1716687307) |

## What reviewers say

### RelayPulse

[App page](https://appshunter.io/ios/app/relaypulse/id6808128260)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RelayPulse | $6.99 | one-time |


### JSON Editor

[App page](https://appshunter.io/ios/app/json-editor-smart-json/id6808895982)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smart Json Pro — Weekly | $1.99 | per 7 days |
| Smart Json Pro — Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is RelayPulse free?

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

### Is JSON Editor free?

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

### Do RelayPulse or JSON Editor have ads?

Neither RelayPulse nor JSON Editor shows ads.

### Which is updated more often, RelayPulse or JSON Editor?

RelayPulse ships an update daily, and JSON Editor every 6 days. Most recently, RelayPulse was updated on November 10, 2026 and JSON Editor on November 11, 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.*