# NEFRO 2025 vs Certillion

The clearest difference is update cadence: Certillion at every 5 weeks against NEFRO 2025's every 12 months. NEFRO 2025's advantage is iOS requirement (13.4 vs 16.1). 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.

NEFRO 2025 ships an update every 12 months, Certillion every 5 weeks. The most recent releases landed on October 26, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | NEFRO 2025 | Certillion |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 6.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 52 MB | 33 MB |
| Requires iOS | **13.4** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Inteligência Web](https://appshunter.io/developer/1343405843) | [e-Sec](https://appshunter.io/developer/657383169) |

## What reviewers say

### NEFRO 2025

[App page](https://appshunter.io/ios/app/nefro-2025/id1468509648)

**In-app purchases:** none


### Certillion

[App page](https://appshunter.io/ios/app/certillion/id1489758453)

Sign documents on your mobile device using digital certificates. This app offers legal validity, internet speed, and mobile convenience for contracts, bills, and other secure transactions. Obtain a digital certificate for free at registered locations or use your existing A1 certificate.

**Highlights:** Sign documents with digital certificates, Legal validity for transactions, Mobile convenience for signing anywhere, Securely sign contracts and bills, Free digital certificate acquisition

**In-app purchases:** none


## Frequently asked questions

### Is NEFRO 2025 free?

NEFRO 2025 is free to download, with no in-app purchases.

### Is Certillion free?

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

### Do NEFRO 2025 or Certillion have ads?

Neither NEFRO 2025 nor Certillion shows ads.

### Which is updated more often, NEFRO 2025 or Certillion?

NEFRO 2025 ships an update every 12 months, and Certillion every 5 weeks. Most recently, NEFRO 2025 was updated on October 26, 2026 and Certillion on November 7, 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.*