# 2D Services vs ACI Sign OTP

The clearest difference is ads: ACI Sign OTP at none against 2D Services's shown. 2D Services's advantage is iOS requirement (10.3 vs 13.0). On price, 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.

## The numbers

| Metric | 2D Services | ACI Sign OTP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Every 12 months |
| Size | 6 MB | 8 MB |
| Requires iOS | **10.3** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [STRATEGYFOR SRL](https://appshunter.io/developer/1587370422) | [ACI Informatica S.p.A.](https://appshunter.io/developer/408680677) |

## What reviewers say

### 2D Services

[App page](https://appshunter.io/ios/app/2d-services/id1555218221)

**Features:** macOS Compatibility

**In-app purchases:** none


### ACI Sign OTP

[App page](https://appshunter.io/ios/app/aci-sign-otp/id1626986472)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 2D Services free?

2D Services is free to download, with no in-app purchases.

### Is ACI Sign OTP free?

ACI Sign OTP is free to download, with no in-app purchases.

### Do 2D Services or ACI Sign OTP have ads?

2D Services shows ads; ACI Sign OTP does not.

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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.*