# BDT vs WikiTree Sourcer

The clearest difference is price: WikiTree Sourcer at Free against BDT's $4.99. WikiTree Sourcer also leads on update cadence (every 10 days vs every 36 months). BDT's advantage is rating (5.0 vs 4.3) and review sentiment (100% vs 83%). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

WikiTree Sourcer is free to download; BDT costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

BDT holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews point the same way: 100% of BDT's written reviews are positive against 83% of WikiTree Sourcer's.

BDT ships an update every 36 months, WikiTree Sourcer every 10 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | BDT | WikiTree Sourcer |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/bdt/id1556522369/reviews)** | [4.3 (3 ratings)](https://appshunter.io/ios/app/wikitree-sourcer/id1590224647/reviews) |
| Number of ratings | 3 | 3 |
| Positive reviews | **100.0% of reviews** | 83.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 10 days** |
| Monetization | Paid | Paid |
| Size | 44 MB | 26 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Jervis Thompson](https://appshunter.io/developer/1556522371) | [Robert Pavey](https://appshunter.io/developer/1590224649) |

## What reviewers say

### BDT

[App page](https://appshunter.io/ios/app/bdt/id1556522369)

Easily track all important dates with this iPhone companion. It displays upcoming birthdays from your contacts, showing ages and zodiac signs. Stay organized and never miss a celebration.

**Highlights:** View birthdays from contacts, Sort by birthdate, Highlight next upcoming birthday, Deep link to contacts, Display age and zodiac sign

**Features:** macOS Compatibility

**In-app purchases:** none


### WikiTree Sourcer

[App page](https://appshunter.io/ios/app/wikitree-sourcer/id1590224647)

This tool streamlines genealogy research by searching other sites for records and automatically building citations from found data. It also helps locate free versions of original sources across different platforms.

**Highlights:** Search genealogy websites for records, Extract data to build citations, Find free versions of original sources, Minimal performance impact, Does not modify web pages

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is BDT free?

BDT costs $4.99, with no in-app purchases.

### Is WikiTree Sourcer free?

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

### Which has better reviews, BDT or WikiTree Sourcer?

BDT is rated higher. BDT averages 5.0 out of 5 from 3 ratings, while WikiTree Sourcer averages 4.3 from 3 ratings.

### Do BDT or WikiTree Sourcer have ads?

Neither BDT nor WikiTree Sourcer shows ads.

### Which is updated more often, BDT or WikiTree Sourcer?

BDT ships an update every 36 months, and WikiTree Sourcer every 10 days. Most recently, BDT was updated on November 3, 2026 and WikiTree Sourcer on November 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.*