# IDer vs Smart Cost Fidelity

The clearest difference is update cadence: IDer at fortnightly against Smart Cost Fidelity's every 7 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.

IDer ships an update fortnightly, Smart Cost Fidelity every 7 months. The most recent releases landed on November 2, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | IDer | Smart Cost Fidelity |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 7 months |
| Monetization | Free | — |
| Size | 62 MB | 10 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [iDuck srl](https://appshunter.io/developer/1795693355) | [Stefano Bertoncini](https://appshunter.io/developer/1531460053) |

## What reviewers say

### IDer

[App page](https://appshunter.io/ios/app/ider/id1241674835)

Streamline your online and in-person interactions by creating and managing digital identities. Authenticate to services and offers instantly by scanning QR codes, eliminating the need for repeated registrations and credentials. Control your privacy by selectively sharing data with partners.

**Highlights:** Create digital identities, Scan QR codes for access, Password-free authentication, Manage privacy and data sharing, Secure encrypted storage, PIN and fingerprint protection

**In-app purchases:** none


### Smart Cost Fidelity

[App page](https://appshunter.io/ios/app/smart-cost-fidelity/id6450696417)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IDer free?

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

### Is Smart Cost Fidelity free?

Smart Cost Fidelity is free to download, with no in-app purchases.

### Do IDer or Smart Cost Fidelity have ads?

Neither IDer nor Smart Cost Fidelity shows ads.

### Which is updated more often, IDer or Smart Cost Fidelity?

IDer ships an update fortnightly, and Smart Cost Fidelity every 7 months. Most recently, IDer was updated on November 2, 2026 and Smart Cost Fidelity 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.*