Zeitnot Chess Timer vs Blacken Slash
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Zeitnot Chess Timer
This is a simple and focused chess clock application. It offers several pre-set timer durations for quick setup. Designed for a distraction-free experience, it helps manage game time efficiently.
- Minimalist design
- Distraction-free interface
- Utilitarian chess timer
- Pre-set timer durations
- Quick setup options
Read full descriptionHide full description
Zeitnot is a minimal, distraction-free, and utilitarian chess timer. Choose from several timer presets, such as the popular 1 minute, 5 minute, and 1 hour durations.
Blacken Slash
Engage in turn-based tactical combat with roguelike elements. Craft unique character builds with a vast array of items and skills. Enjoy a story-driven experience with a retro soundtrack and compete on an online ladder.
- Turn-based tactical combat
- Roguelike elements
- Item-based build crafting
- Carry favorite items between runs
- Online ladder competition
- Challenging achievements
- Story-driven experience
Read full descriptionHide full description
A tactical RPG fusing the best of roguelikes, turn-based tactics and hack and slash games – made by a solo developer with a penchant for minimalist designs. - Fight through bite-sized tactical puzzles - Create powerful builds from a plethora of items which grant you skills and can change gameplay mechanics - Carry on your favorite items between runs in normal mode - Start from scratch each week and compete with other players in the online ladder mode - Try various playstyles and hunt for challenging achievements - Enjoy a lovingly crafted story of ridiculous computer nostalgia and a blast of a retro soundtrack
Screenshots
Verdict
The clearest difference is price: Zeitnot Chess Timer at Free against Blacken Slash's $4.99. Zeitnot Chess Timer also leads on rating (5.0 vs 4.8). Blacken Slash's advantage is update cadence (fortnightly vs every 43 months) and ratings volume (60 vs 3). On review sentiment, ads, in-app purchases 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
Zeitnot Chess Timer is free to download; Blacken Slash costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Zeitnot Chess Timer holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Blacken Slash has 60 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 100% of Zeitnot Chess Timer's written reviews are positive against 96% of Blacken Slash's.
Zeitnot Chess Timer ships an update every 43 months, Blacken Slash fortnightly. The most recent releases landed on October 7, 2026 and October 17, 2026 respectively.
| Parameter | Zeitnot Chess Timer | Blacken Slash |
|---|---|---|
| Price | Free — better | $4.99 |
| Rating | 5.0 (3 ratings) — better | 4.8 (60 ratings) |
| Positive reviews | 100.0% of reviews — better | 95.6% of reviews |
| Number of ratings | 3 | 60 — better |
| Update frequency | Every 43 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 161 MB |
| Age rating | 4+ | 12+ |
| Developer | Gavin Anthony, Inc | Sonderland Games UG haftungsbeschrankt |
Customer experience
Zeitnot Chess Timer
Blacken Slash
Bugs and requests
Zeitnot Chess Timer
Not enough reviews yet to summarise bugs or requests.
Blacken Slash
Reported bugs
2 issues- Insane battery drainage
- iPad getting super hot
Requested features
2 requests- Consider adding two or more units for more interesting gameplay
- More content for future updates
In-app purchases
Zeitnot Chess Timer
No in-app purchases
Blacken Slash
No in-app purchases
Questions
Is Zeitnot Chess Timer free?
Is Blacken Slash free?
Which has better reviews, Zeitnot Chess Timer or Blacken Slash?
Do Zeitnot Chess Timer or Blacken Slash have ads?
Which is updated more often, Zeitnot Chess Timer or Blacken Slash?
Other comparisons
