# InterFast vs Erbauer Laser

The clearest difference is update cadence: InterFast at every 2 weeks against Erbauer Laser's every 11 months. Erbauer Laser's advantage is iOS requirement (10.0 vs 15). 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.

InterFast ships an update every 2 weeks, Erbauer Laser every 11 months. The most recent releases landed on September 16, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | InterFast | Erbauer Laser |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 11 months |
| Monetization | Free | — |
| Size | 61 MB | 25 MB |
| Requires iOS | 15 | **10.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Interfast](https://appshunter.io/developer/1536410981) | [HANGZHOU GREAT STAR INDUSTRIAL CO.,LTD.](https://appshunter.io/developer/1063149961) |

## What reviewers say

### InterFast

[App page](https://appshunter.io/ios/app/interfast/id1536410979)

This all-in-one construction app simplifies business management with tools for quotes, invoices, and client portals. It offers features for project planning, site management, and financial tracking, including bank connections.

**Highlights:** Quotes, Invoices, Credit Notes, Price Library, Treasury & Bank Connection, Scheduling, Site & Intervention Management, Client Management & Portal

**Features:** Vision Pro support

**In-app purchases:** none


### Erbauer Laser

[App page](https://appshunter.io/ios/app/erbauer-laser/id1589886124)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is InterFast free?

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

### Is Erbauer Laser free?

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

### Do InterFast or Erbauer Laser have ads?

Neither InterFast nor Erbauer Laser shows ads.

### Which is updated more often, InterFast or Erbauer Laser?

InterFast ships an update every 2 weeks, and Erbauer Laser every 11 months. Most recently, InterFast was updated on September 16, 2026 and Erbauer Laser on September 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*