# Tango connect vs SDF

The clearest difference is update cadence: Tango connect at every 2 months against SDF's every 4 months. Tango connect also leads on iOS requirement (12.1 vs 15.1). 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.

Tango connect ships an update every 2 months, SDF every 4 months. The most recent releases landed on October 5, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Tango connect | SDF |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free | — |
| Size | 15 MB | 42 MB |
| Requires iOS | **12.1** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Axoft S.A.](https://appshunter.io/developer/931487938) | [Colegio de Escribanos de la Ciudad de Buenos Aires](https://appshunter.io/developer/1185879051) |

## What reviewers say

### Tango connect

[App page](https://appshunter.io/ios/app/tango-connect/id1518091726)

Access your Tango system remotely from any internet-connected device. Manage your business operations on the go with this mobile solution.

**Highlights:** Remote system access, Internet connectivity required, Mobile management, Business operations access

**Features:** macOS Compatibility

**In-app purchases:** none


### SDF

[App page](https://appshunter.io/ios/app/sdf/id6747388469)

**In-app purchases:** none


## Frequently asked questions

### Is Tango connect free?

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

### Is SDF free?

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

### Do Tango connect or SDF have ads?

Neither Tango connect nor SDF shows ads.

### Which is updated more often, Tango connect or SDF?

Tango connect ships an update every 2 months, and SDF every 4 months. Most recently, Tango connect was updated on October 5, 2026 and SDF on October 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.*