# Seiwa vs Sefin Digital

The clearest difference is update cadence: Seiwa at weekly against Sefin Digital's every 2 months. Sefin Digital's advantage is iOS requirement (12.4 vs 16.4). 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.

Seiwa ships an update weekly, Sefin Digital every 2 months. The most recent releases landed on October 11, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Seiwa | Sefin Digital |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | — | Free |
| Size | 71 MB | 12 MB |
| Requires iOS | 16.4 | **12.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Seiwa Tecnologia Ltda](https://appshunter.io/developer/1664166562) | [Fundacao de Ciencia Tecnologia e Inovacao](https://appshunter.io/developer/1362608407) |

## What reviewers say

### Seiwa

[App page](https://appshunter.io/ios/app/seiwa/id1553323682)

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

**In-app purchases:** none


### Sefin Digital

[App page](https://appshunter.io/ios/app/sefin-digital/id1663546451)

Access municipal tax services virtually, including issuing tax payment slips and managing invoices. This app facilitates communication with the finance department, offering quick access to sought-after services.

**Highlights:** Issue IPTU and ITBI payment slips, Register and search for individual invoices, Consult ongoing processes, Contact finance department support, Access virtual municipal tax services

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

**In-app purchases:** none


## Frequently asked questions

### Is Seiwa free?

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

### Is Sefin Digital free?

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

### Do Seiwa or Sefin Digital have ads?

Neither Seiwa nor Sefin Digital shows ads.

### Which is updated more often, Seiwa or Sefin Digital?

Seiwa ships an update weekly, and Sefin Digital every 2 months. Most recently, Seiwa was updated on October 11, 2026 and Sefin Digital on September 17, 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.*