NumJam vs Bolt Bolder!
Price, ratings, monetisation and update history for both games, side by side โ with what reviewers say about each.
NumJam
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Increase or decrease the number of blocks to make the game smoother Digital elimination, get high scores Interesting sound effects This is a different creative gameplay, with props bombs to help you clean up quickly. Number Jam is for whole family and friends. Make Out the High Scores and enjoy the game for free from Oneiric Gaming.
Bolt Bolder!
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Pay attention to the colors and sizes of the screws, sort them into the correct boxes, prove your expertise across different levels, and progress to more challenging levels! It's very easy to play: > Watch out for the screws coming from above and tap the screw box of the correct color > Sort the screw boxes correctly > The screws will fit into the screw boxes based on their color and size. The goal is to perfectly complete the screw boxes > Watch out for surprise screws and screw boxes > You can use boosters to make things easier on the more challenging levels Enjoy Bolt Bolder!
Screenshots
Verdict
The clearest difference is iOS requirement: Bolt Bolder! at 12.0 against NumJam's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
NumJam ships an update every 6 days, Bolt Bolder! weekly. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.
| Parameter | NumJam | Bolt Bolder! |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 days โ better | Weekly |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.0 โ better |
| Further details โ not scored | ||
| Size | 98 MB | 109 MB |
| Age rating | 4+ | 4+ |
| Developer | Oneiric Gaming | Iconic Games |
In-app purchases
NumJam
No in-app purchases
Bolt Bolder!
No in-app purchases









