Paradox Factor vs Chessbook PGN Library
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Paradox Factor
Explore the consequences of altering your past and future in this edgy time travel game. Make choices and navigate the ripple effects of your decisions as you play as a customizable character.
- Time travel gameplay
- Alter past and future
- Consequence-driven narrative
- Character customization
- Thought-provoking choices
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What would you change? Alter your past and future in this thought-provoking and edgy time travel game. Are you willing to live with the effects that your changes may cause? Play as a man, woman, or nonbinary individual as you travel through time in this thought-provoking and edgy time travel game. Are you willing to live with the effects that your changes may cause?
Chessbook PGN Library
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Chessbook PGN Library is a private chess notebook for players who want to review their own games without a social feed or cloud account. WHY CHESSBOOK - Paste standard PGN and keep the tag roster, movetext, comments, NAGs, and variations readable. - Browse your personal game library by opponent, result, ECO code, opening name, and move count. - Mark critical positions with a ply number, note, and chess glyph so the lesson is easy to revisit. - Review your opening results by ECO and root move pattern. - Keep a repertoire list for the lines you are studying. - Store everything on device with SwiftData. No account, no ads, no analytics SDK. FREE TIER - Store up to 50 games. - Import PGN, browse the move list, write notes, and mark positions. CHESSBOOK PRO - Unlimited games. - Opening-tree review. - Repertoire tracker. - Position diagrams. - PGN export. - Monthly and yearly auto-renewing subscription options. Chessbook is built for over-the-board and online players who want a calm, private place to remember what actually happened in their games. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: Chessbook PGN Library at Free against Paradox Factor's $2.99. Chessbook PGN Library also leads on ads (none vs shown). Paradox Factor's advantage is in-app purchases (none vs 2) and iOS requirement (12.0 vs 18.0). On 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
Chessbook PGN Library is free to download; Paradox Factor costs $2.99 up front. Chessbook PGN Library sells 2 in-app purchases, starting at $9.99 per month. Paradox Factor asks for nothing beyond the download.
| Parameter | Paradox Factor | Chessbook PGN Library |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 3.9 (52 ratings) — better | — |
| Positive reviews | 68.3% of reviews | — |
| Number of ratings | 52 — better | — |
| Update frequency | Every 6 months | — |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 30 MB | 4 MB |
| Age rating | 9+ | 4+ |
| Developer | Hosted Games LLC | Mitaanshu Agarwal |
In-app purchases
Paradox Factor
No in-app purchases
Chessbook PGN Library
- Chessbook Pro Monthly7 Days trial$9.991 Month
- Chessbook Pro Yearly7 Days trial$59.991 Year
Questions
Is Paradox Factor free?
Is Chessbook PGN Library free?
Do Paradox Factor or Chessbook PGN Library have ads?
Other comparisons
