# Ada's Study vs Strømhåll

The clearest difference is price: Strømhåll at Free against Ada's Study's $0.99. Strømhåll also leads on rating (4.0 vs 3.6). Ada's Study's advantage is in-app purchases (none vs 7) and review sentiment (53% vs 33%). On update cadence, ads, device support and iOS requirement there is nothing between them.

Strømhåll is free to download; Ada's Study costs $0.99 up front. Strømhåll sells 6 one-off in-app purchases. Ada's Study asks for nothing beyond the download.

Strømhåll holds the better App Store score, 4.0 against 3.6. That said, the two scores are not equally well evidenced: Ada's Study has 35 ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 53% of Ada's Study's written reviews are positive against 33% of Strømhåll's, so the app with the better star average is not the one people write more warmly about.

Ada's Study ships an update every 2 weeks, Strømhåll fortnightly. The most recent releases landed on October 15, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Ada's Study | Strømhåll |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.6 (35 ratings)](https://appshunter.io/ios/app/adas-study/id1550115133/reviews) | **[4.0 (2 ratings)](https://appshunter.io/ios/app/strmhall-onyon-toe-edition/id1555511303/reviews)** |
| Number of ratings | **35** | 2 |
| Positive reviews | **52.6% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 281 MB | 618 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Sherlocked](https://appshunter.io/developer/1071729603) | [Jens Wuerfel](https://appshunter.io/developer/1539337116) |

## What reviewers say

### Ada's Study

[App page](https://appshunter.io/ios/app/adas-study/id1550115133)

Explore Ada Lovelace's study to uncover a hidden mystery. Solve intricate mechanical puzzles and interact with objects using intuitive touch controls in a beautifully crafted 3D environment. Unravel secrets of epic proportions in this engaging puzzle adventure.

**Highlights:** Investigate Ada Lovelace's disappearance, Solve intricate mechanical puzzles, Intuitive touch interactions, Beautifully crafted 3D visuals, Uncover a secret narrative

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

**In-app purchases:** none

**What reviewers like**

- ✨ Beautiful graphics and art
- 🧩 Clever and well-crafted puzzles
- 📚 Captivating and interesting story
- 👍 Smooth and intuitive gameplay
- 💡 Well-developed host personality

**What reviewers complain about**

- ⏳ Too short for the price
- 🤏 Very short game length
- 📉 Anticlimactic ending
- 💸 Not worth the cost
- 🤔 Puzzles too easy

**Reported bugs**

- Gold nub missing from mapping desk
- Scales string and key string not working
- Bugs requiring restarts
- Bookshelf puzzle unplayable
- Puzzles not working/broken

**Requested features**

- More content/longer game
- Sequels or more chapters
- More impactful choices
- Full-fledged multi-room game


### Strømhåll

[App page](https://appshunter.io/ios/app/strmhall-onyon-toe-edition/id1555511303)

Engage your mind with a logical puzzle machine where you must correctly place circular chips into target slots using visual clues. Explore increasingly challenging puzzles, with a limited free trial and options to unlock more content.

**Highlights:** Logical puzzle gameplay, Place circular puzzle chips, Use visual clues, Progressive difficulty markers, Single correct solution per puzzle, Unlock additional puzzles

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock LEFT Pod (7 ONYONs) | $2.99 | one-time |
| Unlock RIGHT Pod (7 ONYONs) | $2.99 | one-time |
| Unlock CENTER Pod (8 ONYONs) | $2.99 | one-time |
| Unlock remaining 14 ONYONs | $3.99 | one-time |
| Unlock remaining 15 ONYONs | $3.99 | one-time |
| Unlock Everything (22 ONYONs) | $5.99 | one-time |


## Frequently asked questions

### Is Ada's Study free?

Ada's Study costs $0.99, with no in-app purchases.

### Is Strømhåll free?

Strømhåll is free to download, with in-app purchases available.

### Which has better reviews, Ada's Study or Strømhåll?

Strømhåll is rated higher. Ada's Study averages 3.6 out of 5 from 35 ratings, while Strømhåll averages 4.0 from 2 ratings.

### Do Ada's Study or Strømhåll have ads?

Neither Ada's Study nor Strømhåll shows ads.

### Which is updated more often, Ada's Study or Strømhåll?

Ada's Study ships an update every 2 weeks, and Strømhåll fortnightly. Most recently, Ada's Study was updated on October 15, 2026 and Strømhåll on October 13, 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.*