# SmartSource Leads vs QSS

The clearest difference is update cadence: QSS at every 10 days against SmartSource Leads's every 11 months. QSS also leads on iOS requirement (12.4 vs 15.6). 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.

SmartSource Leads ships an update every 11 months, QSS every 10 days. The most recent releases landed on October 9, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | SmartSource Leads | QSS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/smartsource-leads/id1321476815/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 10 days** |
| Monetization | Free | — |
| Size | 30 MB | 15 MB |
| Requires iOS | 15.6 | **12.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [SmartSource Rentals](https://appshunter.io/developer/1321476814) | [Qest Solutions Pte Ltd](https://appshunter.io/developer/1763641904) |

## What reviewers say

### SmartSource Leads

[App page](https://appshunter.io/ios/app/smartsource-leads/id1321476815)

This app helps manage and retrieve leads gathered at trade shows and events. It requires a username and password for access. Contact support if you lose your login credentials.

**Highlights:** Lead management, Lead retrieval, Event lead capture, User authentication, Support contact

**Features:** macOS Compatibility

**In-app purchases:** none


### QSS

[App page](https://appshunter.io/ios/app/qss/id6504615401)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SmartSource Leads free?

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

### Is QSS free?

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

### Do SmartSource Leads or QSS have ads?

Neither SmartSource Leads nor QSS shows ads.

### Which is updated more often, SmartSource Leads or QSS?

SmartSource Leads ships an update every 11 months, and QSS every 10 days. Most recently, SmartSource Leads was updated on October 9, 2026 and QSS on October 3, 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.*