# Single Line Puzzle Drawing vs Grimspin

The clearest difference is review sentiment: Grimspin at 100% against Single Line Puzzle Drawing's 41%. Grimspin also leads on ads (none vs shown) and rating (5.0 vs 4.5). Single Line Puzzle Drawing's advantage is ratings volume (5.2K vs 9) and chart position (#100 vs unranked). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Single Line Puzzle Drawing sells 3 in-app purchases, starting at $5.99 per 7 days and Grimspin sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Grimspin holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Single Line Puzzle Drawing has 5.2K ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 41% of Single Line Puzzle Drawing's written reviews are positive against 100% of Grimspin's.

Single Line Puzzle Drawing ships an update every 3 weeks, Grimspin every 4 weeks. The most recent releases landed on October 23, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Single Line Puzzle Drawing | Grimspin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (5.2K ratings)](https://appshunter.io/ios/app/single-line-puzzle-drawing/id6673917629/reviews) | **[5.0 (9 ratings)](https://appshunter.io/ios/app/grimspin/id6744492723/reviews)** |
| Number of ratings | **5.2K** | 9 |
| Positive reviews | 40.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#100** | — |
| Size | 157 MB | 187 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Zain UI Abideen](https://appshunter.io/developer/1735463401) | [Kyle Selby](https://appshunter.io/developer/1680999306) |

## What reviewers say

### Single Line Puzzle Drawing

[App page](https://appshunter.io/ios/app/single-line-puzzle-drawing/id6673917629)

**Currently charting:** #100 Top Free · Strategy (US App Store)

Solve intricate shapes by drawing a single, unbroken line without lifting your finger. This game offers a stimulating brain exercise with levels ranging from easy to challenging. Hints and tutorials are available to help you complete complex puzzles.

**Highlights:** Single-line drawing puzzles, Connect dots to form shapes, Levels from easy to challenging, In-game hints and tutorials, Ad-free subscription option

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $5.99 | per 7 days |
| Remove Force Ads | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |


### Grimspin

[App page](https://appshunter.io/ios/app/grimspin/id6744492723)

Embark on an adventure in Grimwood Grove with unique companions. Upgrade your machine, explore hidden secrets, and prepare for an impending war. Compete with friends on leaderboards and unlock special features.

**Highlights:** Upgrade and craft machines, Compete in leaderboards, Explore Grimwood Grove, Complete war preparation tasks, Unlock features like Gem Mine, Offline minigame available

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Pack | $0.99 | one-time |
| Handful of Gems | $1.99 | one-time |
| Weekly Pack | $1.99 | one-time |
| Bag of Gems | $4.99 | one-time |
| Chest of Gems | $9.99 | one-time |
| Monthly Pack | $19.99 | one-time |
| Crate of Gems | $24.99 | one-time |
| Elite Pack | $34.99 | one-time |
| Vault of Gems | $49.99 | one-time |
| Mountain of Gems | $99.99 | one-time |


## Frequently asked questions

### Is Single Line Puzzle Drawing free?

Single Line Puzzle Drawing is free to download, with in-app purchases available.

### Is Grimspin free?

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

### Which has better reviews, Single Line Puzzle Drawing or Grimspin?

Grimspin is rated higher. Single Line Puzzle Drawing averages 4.5 out of 5 from 5.2K ratings, while Grimspin averages 5.0 from 9 ratings.

### Do Single Line Puzzle Drawing or Grimspin have ads?

Single Line Puzzle Drawing shows ads; Grimspin does not.

### Which is updated more often, Single Line Puzzle Drawing or Grimspin?

Single Line Puzzle Drawing ships an update every 3 weeks, and Grimspin every 4 weeks. Most recently, Single Line Puzzle Drawing was updated on October 23, 2026 and Grimspin on October 8, 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.*