# Chess Opening Blunders vs Chess Puzzles & Tactics

The clearest difference is ads: Chess Opening Blunders at none against Chess Puzzles & Tactics's shown. Chess Opening Blunders also leads on rating (4.7 vs 4.5) and review sentiment (84% vs 76%). Chess Puzzles & Tactics's advantage is update cadence (weekly vs every 2 months) and monetization model (free vs free with in-app purchases). On price, ratings volume, in-app purchases and device support there is nothing between them.

Both are free to download. Chess Opening Blunders sells 1 one-off in-app purchase and Chess Puzzles & Tactics sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Chess Opening Blunders holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 247 and 488 respectively. Written reviews point the same way: 84% of Chess Opening Blunders's written reviews are positive against 76% of Chess Puzzles & Tactics's.

Chess Opening Blunders ships an update every 2 months, Chess Puzzles & Tactics weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Chess Opening Blunders | Chess Puzzles & Tactics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (247 ratings)](https://appshunter.io/ios/app/chess-opening-blunders/id1129867864/reviews)** | [4.5 (488 ratings)](https://appshunter.io/ios/app/chess-puzzles-and-tactics/id6480381614/reviews) |
| Number of ratings | 247 | **488** |
| Positive reviews | **84.1% of reviews** | 75.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 43 MB | 89 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chess King](https://appshunter.io/developer/1096660597) | [Sajed Nahian](https://appshunter.io/developer/1494597866) |

## What reviewers say

### Chess Opening Blunders

[App page](https://appshunter.io/ios/app/chess-opening-blunders/id1129867864)

Learn chess by studying common opening mistakes and traps. This app offers interactive lessons with over 1,250 exercises across more than 40 openings, acting as a personal coach to guide you through challenges.

**Highlights:** Learn opening mistakes and traps, Over 1,250 instructive exercises, Covers more than 40 chess openings, Interactive lessons with hints and explanations, Play positions against the computer, Monitors player rating (ELO)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full course | $12.99 | one-time |


### Chess Puzzles & Tactics

[App page](https://appshunter.io/ios/app/chess-puzzles-and-tactics/id6480381614)

Enhance your chess skills with an extensive collection of puzzles and tactical exercises. Tailor your training by customizing puzzle difficulty and Elo ratings to target specific weaknesses and accelerate improvement, suitable for players of all levels.

**Highlights:** Infinite chess puzzles, Tactics training, Customizable puzzles, Elo rating adjustment, All player levels, Extensive tactic list

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-Free Forever | $3.99 | one-time |

**What reviewers like**

- 🆓 Free to use, no ads
- ♾️ Seemingly endless puzzles
- 🧠 Great for chess improvement
- 👍 Simple and easy to use interface
- 🎯 Puzzles tailored to skill level

**What reviewers complain about**

- 🐛 Frequent bugs and glitches
- 🔄 Progress resets (ELO, history)
- ⚠️ Login issues (Apple/Google)
- ⏳ Puzzles take a long time to load
- 🥶 Freezes and crashes

**Reported bugs**

- Unable to login
- Application resets to starting value (1000elo)
- History/review chapters remain unlocked
- In-application feedback not functioning
- Rating feature broke

**Requested features**

- Option to mute sounds
- Ability to disable audio
- Allow loading custom puzzle sets
- Better interface and cable


## Frequently asked questions

### Is Chess Opening Blunders free?

Chess Opening Blunders is free to download, with in-app purchases available.

### Is Chess Puzzles & Tactics free?

Chess Puzzles & Tactics is free to download, with in-app purchases available.

### Which has better reviews, Chess Opening Blunders or Chess Puzzles & Tactics?

Chess Opening Blunders is rated higher. Chess Opening Blunders averages 4.7 out of 5 from 247 ratings, while Chess Puzzles & Tactics averages 4.5 from 488 ratings.

### Do Chess Opening Blunders or Chess Puzzles & Tactics have ads?

Chess Puzzles & Tactics shows ads; Chess Opening Blunders does not.

### Which is updated more often, Chess Opening Blunders or Chess Puzzles & Tactics?

Chess Opening Blunders ships an update every 2 months, and Chess Puzzles & Tactics weekly. Most recently, Chess Opening Blunders was updated on October 24, 2026 and Chess Puzzles & Tactics on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*