Pendulum Digital vs Chess Combinations
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Pendulum Digital
This app aims to enhance early childhood education by digitally connecting educators and parents. It promotes efficient learning processes and encourages active parental involvement in a child's development and progress.
- Blended learning solution
- Digital tools for early childhood education
- Parental involvement in learning
- Progress tracking for children
- Digital school operations
- Hands-on learning materials
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A multi-faceted solution that makes blended learning seamless At Pendulum Digital, our vision is to empower the educational sphere for growing generations. A healthy early child learning determines a great ascertation in future, therefore we hold at heart to promoting efficient early child learning enhancing social and economic impact. Our App Pendulum Digital is a software set to digitally power the educational space of the early child; involving both educators and parents actively and more efficiently involved in building a practical and progressive learning for the early child. . Our Mission The Pendulum Way is determined to digitalize school operations including learning and administration by adoptation of digital tools and hands-on materials for schools and student, thereby equipping each child with a more efficient learning process. Indulging parental involvement to teaching activities by having teachers engage families actively on child development and progress.
Chess Combinations
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The application offers solving chess problems, divided into sections by openings and their variations or types of tactical techniques. The goal of each task is to find a combination to mate the king, achieve an advantage, and win pieces. In most sections of the application, after solving each problem, you can see the entire chess game from which the position was obtained.
Screenshots
Verdict
The clearest difference is in-app purchases: Pendulum Digital at none against Chess Combinations's 23. Chess Combinations's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price, update cadence and ads 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. Chess Combinations sells 23 one-off in-app purchases. Pendulum Digital asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 10, 2026 and October 3, 2026 respectively.
| Parameter | Pendulum Digital | Chess Combinations |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 38 MB | 40 MB |
| Age rating | 17+ | 4+ |
| Developer | Pendulum Digital | Maksim Kolosov |
In-app purchases
Pendulum Digital
No in-app purchases
Chess Combinations
- Knight forks$1.99
- Sacrifice on e6$3.99
- Scandinavian Defense (white)$4.99
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- Italian Opening, black pieces$4.99
- Queen Sacrifice$4.99
- Caro-Kann (white pieces)$4.99
- Sicilian Defense (Dragon)$5.99
- Sicilian Defense (Najdorf)$5.99
- Italian Opening, white pieces$5.99
- Scandinavian Defense$5.99
- Classic Caro-Kann$5.99
- Sicilian Defense (Paulsen)$5.99
- Sicilian Defense, white pieces$5.99
- Scottish Gambit$5.99
- Budapest Gambit$6.99
- Grob's Attack$6.99
- Slav Defense$6.99
- Ruy Lopez Opening$6.99
- London System$6.99
- King's Indian defense$6.99
- Queen's Gambit, black pieces$6.99
- Catalan Opening$7.99
- King's Gambit$8.99
Questions
Is Pendulum Digital free?
Is Chess Combinations free?
Do Pendulum Digital or Chess Combinations have ads?
Which is updated more often, Pendulum Digital or Chess Combinations?
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