# SDC e vs ADTAX

The clearest difference is update cadence: ADTAX at monthly against SDC e's every 14 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SDC e ships an update every 14 months, ADTAX monthly. Both last shipped on October 10, 2026.

## The numbers

| Metric | SDC e | ADTAX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Monthly** |
| Size | 60 MB | 19 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Jordan eGovernment](https://appshunter.io/developer/1087511442) | [qusai abid](https://appshunter.io/developer/1451404660) |

## What reviewers say

### SDC e

[App page](https://appshunter.io/ios/app/sdc-e-portfolio/id6464310315)

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

**In-app purchases:** none


### ADTAX

[App page](https://appshunter.io/ios/app/adtax/id6717583229)

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

**In-app purchases:** none


## Frequently asked questions

### Is SDC e free?

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

### Is ADTAX free?

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

### Do SDC e or ADTAX have ads?

Neither SDC e nor ADTAX shows ads.

### Which is updated more often, SDC e or ADTAX?

SDC e ships an update every 14 months, and ADTAX monthly. Most recently, SDC e was updated on October 10, 2026 and ADTAX on October 10, 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.*