# SmartSource Leads vs Big Data LDN

SmartSource Leads and Big Data LDN are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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, Big Data LDN every 13 months. The most recent releases landed on October 9, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | SmartSource Leads | Big Data LDN |
| --- | --- | --- |
| 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 13 months |
| Monetization | Free | — |
| Size | 30 MB | 128 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SmartSource Rentals](https://appshunter.io/developer/1321476814) | [Reed Exhibitions Ltd](https://appshunter.io/developer/540373170) |

## 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


### Big Data LDN

[App page](https://appshunter.io/ios/app/big-data-ldn/id6593660504)

**In-app purchases:** none


## Frequently asked questions

### Is SmartSource Leads free?

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

### Is Big Data LDN free?

Big Data LDN is free to download, with no in-app purchases.

### Do SmartSource Leads or Big Data LDN have ads?

Neither SmartSource Leads nor Big Data LDN shows ads.

### Which is updated more often, SmartSource Leads or Big Data LDN?

SmartSource Leads ships an update every 11 months, and Big Data LDN every 13 months. Most recently, SmartSource Leads was updated on October 9, 2026 and Big Data LDN on October 11, 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.*