# SAWIN Core

> Field service management app for tradespeople with dispatching, invoicing, and payment features. (iPhone/iPad app by SERVICE AUTOMATION INTERNATIONAL, INC.)

- Source: https://appshunter.io/ios/app/sawin-core/id1436303368 (this page in markdown: same URL + `.md`)
- Developer: [SERVICE AUTOMATION INTERNATIONAL, INC](https://appshunter.io/developer/671843419)
- Category: Business, Utilities
- Price: Free
- Rating: 5.00/5 from 3 App Store ratings
- Age rating: 4+
- Requires: iOS 13.0 · 85 MB
- Languages: English, German
- Released: 2018-10-04
- Data updated: 2026-06-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/sawin-core/id1436303368/reviews.md

## What is SAWIN Core?

SAWIN Core mobile app is an easy to use, productive, reliable, and result oriented app that helps everyday HVAC technicians, Plumbers, Electricians provide exceptional customer service day in day out. App is geared with useful features like Dispatching\Arriving\Completing the service calls, invoicing – add parts or other items to the invoice, payment collection, take pictures to show before\after work, show service history, equipment history, create purchase orders, compete check list, build estimates, authorise work, and much, much more.

## Key features

- Service call dispatching
- Invoicing with parts and payment collection
- Customer and equipment history tracking
- Estimate and purchase order creation
- Checklist completion
- Work authorization


## Frequently asked questions about SAWIN Core

### What is SAWIN Core used for?

SAWIN Core is a mobile application designed to help HVAC technicians, plumbers, and electricians manage their daily operations. It streamlines tasks like dispatching, invoicing, payment collection, and tracking service and equipment history.

### Is SAWIN Core free to use?

Yes, SAWIN Core is available for free. The app does not have any associated costs for download or usage, and it does not contain advertisements.

### What devices support SAWIN Core?

SAWIN Core is compatible with Apple devices, including iPhones, iPads, and iPods. It is designed for mobile use on these platforms.

### How often is SAWIN Core updated?

The latest version of SAWIN Core, 17.7, was updated on September 10, 2025. This indicates a commitment to regular updates and improvements for the application.

### What is the user rating for SAWIN Core?

SAWIN Core has received an excellent rating of 5.0 stars based on 3 user reviews. This suggests a high level of user satisfaction with the app's performance and features.

### Does SAWIN Core have ads?

No, SAWIN Core does not contain advertisements. Users can expect an uninterrupted experience while managing their service calls and customer information.

### What age rating is SAWIN Core?

SAWIN Core has an age rating of 4+, making it suitable for a wide range of users. This rating indicates that the content is generally appropriate for young children.

### Can SAWIN Core create estimates and invoices?

Yes, SAWIN Core includes robust features for creating estimates and detailed invoices. You can add parts and other items to invoices, authorize work, and collect payments directly through the app.

## Version history (last 5 releases)

### 17.7 — 2025-09-10

Bug fixes and improvements.

### 17.6 — 2025-08-06

Bug fixes and improvements.

### 17.5 — 2025-07-24

Bug fixes and improvements.

### 17.4 — 2025-07-19

Bug fixes and improvements.

### 17.3 — 2025-07-06

Bug fixes and improvements.

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| App | Rating | Price | Category |
| --- | --- | --- | --- |
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| [Lead Line App](https://appshunter.io/ios/app/lead-line-app/id6473788455) | — | Free | Business |
| [Evolve Leads](https://appshunter.io/ios/app/evolve-leads/id1487842836) | 5.0 (1) | Free | Business |
| [TAS Messages](https://appshunter.io/ios/app/tas-messages/id1586427714) | 3.0 (2) | Free | Business |

## More apps by SERVICE AUTOMATION INTERNATIONAL, INC

- [SAWIN-BT Credit Card App](https://appshunter.io/ios/app/sawin-bt-credit-card-app/id1461745846)
- [SAWIN GO](https://appshunter.io/ios/app/sawin-go/id1618254568)
- [SAWIN PAY](https://appshunter.io/ios/app/sawin-pay/id1668717503)
- [SAWIN-MobileTech](https://appshunter.io/ios/app/sawin-mobiletech/id6449012319)
- [SAWIN PAY 2025](https://appshunter.io/ios/app/sawin-pay-2025/id6752387489)

All apps by SERVICE AUTOMATION INTERNATIONAL, INC: https://appshunter.io/developer/671843419

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*