iDoctor vs Bolt Stack
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
iDoctor
A classic puzzle game where players eliminate viruses by matching colored pills and viruses. Create lines of four or more to clear them, but be strategic when viruses appear in groups. Offers 20 challenging levels with intuitive controls.
- Virus elimination gameplay
- Color matching mechanics
- Row and column clearing
- Strategic pill placement
- 20 challenging levels
- Intuitive arrow and rotation controls
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This application is a classic puzzle game. Your task is try to eliminate the virus by creating rows or columns using a combination of pills and virus of the same color. A line group of 4 or more contains or not contains the virus will disappear. However, if there are 4 virus in a row or column, you need have at least one pill to kill those virus. Currently, there are 20 levels in the game. When you pass the level, there is 3 seconds delay for going to the next game. Currently, it is designed to be classic. We use the left and right, down arrow for motion at the left side. At your right side, there is a rotation button.
Bolt Stack
Engage your mind with a challenging puzzle game where you must sort nuts correctly to advance through increasingly difficult levels. This brainy experience offers a fun way to test your skills and enhance your cognitive abilities.
- Nut sorting gameplay
- Progressive level difficulty
- Brain-challenging puzzles
- Skill testing
- Mind enhancement
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In this fun and brainy game, try to sort the nuts correctly to finish the levels. Each level will challenge your brain with increasing difficulty. Test your skills with levels that progress from easy to hard. Enjoy and enhance your mind with the nut sorting game!
Screenshots
Verdict
iDoctor and Bolt Stack both sit at 5.0 stars, but that hides the real split: 100% of Bolt Stack's written reviews are positive against 22% of iDoctor's. Bolt Stack also leads on update cadence (every 8 days vs every 105 months) and ratings volume (65 vs 1). iDoctor's advantage is ads (none vs shown). On price, rating, in-app purchases and monetization model 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. iDoctor sells 1 one-off in-app purchase and Bolt Stack sells 16 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for iDoctor against 5.0 for Bolt Stack. That said, the two scores are not equally well evidenced: Bolt Stack has 65 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 22% of iDoctor's written reviews are positive against 100% of Bolt Stack's.
iDoctor ships an update every 105 months, Bolt Stack every 8 days. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.
| Parameter | iDoctor | Bolt Stack |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (65 ratings) |
| Positive reviews | 22.2% of reviews | 100.0% of reviews — better |
| Number of ratings | 1 | 65 — better |
| Update frequency | Every 105 months | Every 8 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 365 MB |
| Age rating | 4+ | 4+ |
| Developer | Alteru Inc. | HOMA GAMES |
Customer experience
iDoctor
Bolt Stack
In-app purchases
iDoctor
- iDoctor Ads Free$0.99
Bolt Stack
- Out of Lives$0.99
- Good Deal$1.99
- Some Coins$1.99
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- Life Rush$3.99
- Starter Pack$4.99
- Hard Level Fail Offer$5.99
- Fail Offer$5.99
- No-Ads$6.99
- Out of Lives$6.99
- Good Deal$7.99
- Pile of Coins$7.99
- Life Rush$9.99
- No-Ads Bundle$11.99
- Heap of coins$14.99
- Bag of Coins$29.99
- Chest of Coins$99.99
