100% vs Black Hole Blast
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
100%
Test and improve your memory with a daily brain challenge. Memorize graphical patterns within a second and recreate them to enhance your recall abilities. Aim to reach 100% memory capacity through consistent practice.
- Memorize graphical patterns
- Recreate patterns
- Daily brain challenge
- Improve memory capacity
- Track memory improvement
Read full descriptionHide full description
Is your memory functioning at 100% of its capacity? Give your brain its daily dose of challenge. You have one second to memorize a graphical pattern, which you will have to recreate. Day by day, your memory will improve, and soon you will reach 100%!
Black Hole Blast
Control a growing black hole to consume weapons throughout history. Grow your hole by swallowing more items to face a powerful boss at the end. Can you collect all the arms and defeat the enemy before time runs out?
- Control a dynamic black hole
- Swallow historical weapons
- Grow your black hole size
- Progress through a timeline
- Battle a giant boss
- Timed challenges
Read full descriptionHide full description
Move the black hole to swallow a variety of weapons from all times! Will you succeed to swallow all of the arms in the before the time is up? Your hole might be small at start, but still capable to swallow some ancient times weapons. The more weapos you hoard, the bigger your hole! Move along the timeline, witness the evolution of the weapons and eat them! Make sure your hole is strong enough to face the boss! At the end, you will have to fight and destroy giant enemy with all the weapons you gathered! Can you beat them all?
Screenshots
Verdict
The clearest difference is review sentiment: 100% at 80% against Black Hole Blast's 0%. 100% also leads on rating (4.5 vs 2.3) and ads (none vs shown). On price, in-app purchases, monetization model 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. 100% sells 1 one-off in-app purchase and Black Hole Blast sells 2 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.
100% holds the better App Store score, 4.5 against 2.3. That said, the two scores are not equally well evidenced: 100% has 39 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 80% of 100%'s written reviews are positive against 0% of Black Hole Blast's.
100% ships an update every 5 days, Black Hole Blast every 2 weeks. The most recent releases landed on October 21, 2026 and October 11, 2026 respectively.
| Parameter | 100% | Black Hole Blast |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (39 ratings) — better | 2.3 (3 ratings) |
| Positive reviews | 79.7% of reviews — better | 0.0% of reviews |
| Number of ratings | 39 — better | 3 |
| Update frequency | Every 5 days — better | Every 2 weeks |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 7.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 60 MB | 277 MB |
| Age rating | 4+ | 12+ |
| Developer | Umbrella Games LLC | APP CENTRAL LTD |
Customer experience
100%
Black Hole Blast
Bugs and requests
100%
Reported bugs
3 issues- Tiles not registering touches properly
- App not working when offline
- Inconsistent performance on older devices
Requested features
4 requests- Ability to choose difficulty level directly
- Customization options for design and colors
- Sharing features to challenge friends
- Colourblind mode
Black Hole Blast
Not enough reviews yet to summarise bugs or requests.
In-app purchases
100%
- No Ads$0.99
Black Hole Blast
- All Bundle Features Unlocked!$19.991 Month
- All AppCentral Games Unlocked!$39.991 Month
