# Conv3rtify vs SJ Chmod Calculator

The clearest difference is ads: Conv3rtify at none against SJ Chmod Calculator's shown. SJ Chmod Calculator's advantage is update cadence (weekly vs every 26 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Conv3rtify sells 1 one-off in-app purchase and SJ Chmod Calculator sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Conv3rtify ships an update every 26 months, SJ Chmod Calculator weekly. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Conv3rtify | SJ Chmod Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 26 months | **Weekly** |
| Size | 40 MB | 3 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ilya Emeliyanov](https://appshunter.io/developer/1602343908) | [Stephane JAILLIARD](https://appshunter.io/developer/1749751077) |

## What reviewers say

### Conv3rtify

[App page](https://appshunter.io/ios/app/conv3rtify/id1602343906)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Conv3rtify+ | $2.99 | one-time |


### SJ Chmod Calculator

[App page](https://appshunter.io/ios/app/sj-chmod-calculator/id6504128434)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| A coffee | $0.99 | one-time |
| A cookie | $2.99 | one-time |
| A lemon tart | $4.99 | one-time |
| No ads | $4.99 | one-time |
| A pizza | $9.99 | one-time |


## Frequently asked questions

### Is Conv3rtify free?

Conv3rtify is free to download, with in-app purchases available.

### Is SJ Chmod Calculator free?

SJ Chmod Calculator is free to download, with in-app purchases available.

### Do Conv3rtify or SJ Chmod Calculator have ads?

SJ Chmod Calculator shows ads; Conv3rtify does not.

### Which is updated more often, Conv3rtify or SJ Chmod Calculator?

Conv3rtify ships an update every 26 months, and SJ Chmod Calculator weekly. Most recently, Conv3rtify was updated on October 25, 2026 and SJ Chmod Calculator on October 27, 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.*