BrickNav vs BrickDex
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BrickNav
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BrickNav is a collection of useful LEGO tools designed to help builders, collectors, and hobbyists identify LEGO elements, research sets, complete minifigure collections, and work with LEGO colors. LEGO ID Identify LEGO parts, minifigures, and sets from photos using your device camera or uploaded images. Collectible Minifigures Scan CMF box codes, browse minifigure series, track wanted figures, manage your collection, and find replacement parts. Sets Research new and upcoming LEGO sets, monitor retirement dates, compare price-per-piece value, explore inventories and alternate builds, and maintain a personal want list. Colors Browse LEGO color information, view HEX values and complementary colors, and use Color Matcher Beta to identify LEGO colors with your camera. Whether you're sorting a collection, shopping for your next build, identifying a mystery part, or completing a minifigure series, BrickNav provides practical LEGO tools in one free app. LEGO® is a trademark of the LEGO Group, which does not sponsor, authorize, or endorse this application.
BrickDex
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Photograph one brick and get its part number, name, released colors, and rarity. ■ Scan Recognizes parts, minifigures, and sets automatically. BrickDex shows the likely candidates and you confirm. Photos are never stored. ■ Minifigure → parts Photograph a minifig and it breaks down into head, torso, legs, and accessories. Add them all to your collection in one tap. ■ Set → coverage Photograph a set box to see how much of it you could build from what you own. ■ Dex The 500 most-used parts across every set form the core dex. Each part you add lights up its entry, with a rarity tier (Common · Uncommon · Scarce · Rare · Unique) based on how many sets it appears in. ■ My parts Sorted by color and quantity, searchable by number or name. Everything stays on your device. ■ Buildable sets See how much of each of 28,000 sets you could build from what you own. ■ Pro (one-time purchase) No ads · unlimited buildable sets · export as CSV or a BrickLink wanted list. Scanning, search, the dex, and your collection are free without limits. Catalog: Rebrickable · Recognition: Brickognize LEGO® is a trademark of the LEGO Group, which does not sponsor, authorize, or endorse this app.
Screenshots
Verdict
The clearest difference is ads: BrickNav at none against BrickDex's shown. BrickNav also leads on device support (3 vs 1). On price, update cadence, in-app purchases and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
BrickNav ships an update every 10 days, BrickDex fortnightly. The most recent releases landed on October 5, 2026 and October 12, 2026 respectively.
| Parameter | BrickNav | BrickDex |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 days — better | Fortnightly |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 16.4 |
| Further details — not scored | ||
| Size | 39 MB | 79 MB |
| Age rating | 4+ | 4+ |
| Developer | Steve Potts | YOU SEUNGMIN |
In-app purchases
BrickNav
No in-app purchases
BrickDex
No in-app purchases








