Build Up!! vs Black Jack!!
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Build Up!!
Construct your tower as tall as possible by strategically placing building nodes. Collect more nodes as you ascend to reach crucial checkpoints and achieve new heights.
- Build structures high
- Gather building nodes
- Reach checkpoints
- Ascend to new heights
Read full descriptionHide full description
Build your structure as high as you can! Gather additional building nodes along the way and reach the checkpoints!
Black Jack!!
Read full descriptionHide full description
Enjoy Blackjack anytime, anywhere! This is a simple and stylish Blackjack card game. Just tap "Start" to deal your cards, flip them over to check your hand, and draw more cards to get as close to 21 as you can. When you're ready, tap "Fight" to reveal your total. Features: - Simple, intuitive controls anyone can enjoy - Beautiful card animations - Aces are automatically counted as 1 or 11 for you - Play as many rounds as you like, completely free Perfect for a quick break or killing some time. Try your luck and aim for 21!
Screenshots
Verdict
The clearest difference is in-app purchases: Black Jack!! at none against Build Up!!'s 1. On price, update cadence, ads and device support 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. Build Up!! sells 1 one-off in-app purchase. Black Jack!! asks for nothing beyond the download.
Build Up!! ships an update fortnightly, Black Jack!! every 3 weeks. The most recent releases landed on November 10, 2026 and November 8, 2026 respectively.
| Parameter | Build Up!! | Black Jack!! |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (17K ratings) — better | — |
| Positive reviews | 35.0% of reviews | — |
| Number of ratings | 17K — better | — |
| Update frequency | Fortnightly — better | Every 3 weeks |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 13.3 — better |
| Further details — not scored | ||
| Size | 266 MB | 29 MB |
| Age rating | 12+ | 4+ |
| Developer | Voodoo | yuya kanbetsunawa |
Bugs and requests
Build Up!!
Reported bugs
3 issues- Rivet counter malfunction
- Levels regenerating incorrectly
- Tower physics issues
Requested features
3 requests- More level variety
- Ability to create custom maps
- Removal of perfect triangle requirement
Black Jack!!
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Build Up!!
- Remove Ads.$2.99
Black Jack!!
No in-app purchases
Questions
Is Build Up!! free?
Is Black Jack!! free?
Do Build Up!! or Black Jack!! have ads?
Which is updated more often, Build Up!! or Black Jack!!?
Other comparisons
