# IPM NFs vs Rede Delta

The clearest difference is review sentiment: Rede Delta at 100% against IPM NFs's 5%. Rede Delta also leads on update cadence (every 2 months vs every 7 months). IPM NFs's advantage is iOS requirement (8.0 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

IPM NFs ships an update every 7 months, Rede Delta every 2 months. The most recent releases landed on October 3, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | IPM NFs | Rede Delta |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 5.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 12 MB | 67 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [IPM Sistemas](https://appshunter.io/developer/1147279862) | [POSTOAKI DESENVOLVIMENTO TECNOLOGICO LTDA](https://appshunter.io/developer/1186130596) |

## What reviewers say

### IPM NFs

[App page](https://appshunter.io/ios/app/ipm-nfs-e/id1147279863)

This app allows for the issuance of electronic service invoices (NFs-e) directly from mobile devices. It streamlines the invoicing process, eliminating the need for computers and printers. Users can issue, consult, view, and cancel invoices, as well as send them via email.

**Highlights:** Issue electronic service invoices, Consult issued invoices, View issued and canceled invoices, Send invoices via email, Cancel invoices

**In-app purchases:** none


### Rede Delta

[App page](https://appshunter.io/ios/app/rede-delta/id1562146345)

Access exclusive discounts on services and products, and take advantage of special promotions. This app provides a convenient way to manage your loyalty program and rewards directly from your smartphone.

**Highlights:** Exclusive discounts, Special promotions, Loyalty program access, Mobile rewards management, Service and product savings

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IPM NFs free?

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

### Is Rede Delta free?

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

### Do IPM NFs or Rede Delta have ads?

Neither IPM NFs nor Rede Delta shows ads.

### Which is updated more often, IPM NFs or Rede Delta?

IPM NFs ships an update every 7 months, and Rede Delta every 2 months. Most recently, IPM NFs was updated on October 3, 2026 and Rede Delta on September 24, 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.*