# John Charcol vs Interlinc

The clearest difference is in-app purchases: John Charcol at none against Interlinc's 4. Interlinc's advantage is update cadence (daily vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Interlinc sells 4 in-app purchases, starting at $5.99 per month. John Charcol asks for nothing beyond the download.

John Charcol ships an update every 3 months, Interlinc daily. The most recent releases landed on October 4, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | John Charcol | Interlinc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Daily** |
| Size | 56 MB | 7 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Pivotal Financial Limited](https://appshunter.io/developer/1498628342) | [Interlinc](https://appshunter.io/developer/1873289688) |

## What reviewers say

### John Charcol

[App page](https://appshunter.io/ios/app/john-charcol/id1498628343)

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

**In-app purchases:** none


### Interlinc

[App page](https://appshunter.io/ios/app/interlinc/id6758517374)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Contractor Plan | $5.99 | per month |
| Single User | $25.99 | per month |
| Business Starter Plan | $200.00 | per month |
| Business Growth Plan | $800.00 | per month |


## Frequently asked questions

### Is John Charcol free?

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

### Is Interlinc free?

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

### Do John Charcol or Interlinc have ads?

Neither John Charcol nor Interlinc shows ads.

### Which is updated more often, John Charcol or Interlinc?

John Charcol ships an update every 3 months, and Interlinc daily. Most recently, John Charcol was updated on October 4, 2026 and Interlinc on September 17, 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.*