# AcuSpark2 vs JellyCalc

The clearest difference is review sentiment: JellyCalc at 100% against AcuSpark2's 33%. JellyCalc also leads on rating (5.0 vs 2.7) and update cadence (weekly vs every 8 months). AcuSpark2's advantage is in-app purchases (none vs 2). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. JellyCalc sells 2 in-app purchases, starting at $1.99 per month. AcuSpark2 asks for nothing beyond the download.

JellyCalc holds the better App Store score, 5.0 against 2.7. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews point the same way: 33% of AcuSpark2's written reviews are positive against 100% of JellyCalc's.

AcuSpark2 ships an update every 8 months, JellyCalc weekly. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | AcuSpark2 | JellyCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (3 ratings)](https://appshunter.io/ios/app/acuspark2/id6444468468/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/jellycalc/id6783060305/reviews)** |
| Number of ratings | 3 | 3 |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Weekly** |
| Monetization | **Free** | Freemium |
| Size | 72 MB | 58 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JANOME Corporation](https://appshunter.io/developer/663694195) | [Zuzana Havlickova](https://appshunter.io/developer/6783060757) |

## What reviewers say

### AcuSpark2

[App page](https://appshunter.io/ios/app/acuspark2/id6444468468)

This app guides you through using your sewing machine with clear instructions and helpful tips. It can scan QR codes on your machine to provide specific guidance and inspiration, even without a connected device.

**Highlights:** Sewing machine usage instructions, QR code scanning for machine status, Step-by-step sewing method videos, Presser foot descriptions, Stitch chart, Multilingual support

**Features:** Vision Pro support

**In-app purchases:** none


### JellyCalc

[App page](https://appshunter.io/ios/app/jellycalc/id6783060305)

This app helps users plan and design jelly-roll rugs with accurate fabric calculations and an interactive visual designer. Create mockups, adjust dimensions, and choose colors or fabric strips to visualize your finished rug before sewing.

**Highlights:** Fabric and strip consumption calculations, Interactive visual rug designer, Real-time design updates, Color palette selection, Precut fabric strip visualization, Adjustable rug dimensions

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $1.99 | per month |
| Premium Yearly | $19.99 | per year |


## Frequently asked questions

### Is AcuSpark2 free?

AcuSpark2 is free to download, with no in-app purchases.

### Is JellyCalc free?

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

### Which has better reviews, AcuSpark2 or JellyCalc?

JellyCalc is rated higher. AcuSpark2 averages 2.7 out of 5 from 3 ratings, while JellyCalc averages 5.0 from 3 ratings.

### Do AcuSpark2 or JellyCalc have ads?

Neither AcuSpark2 nor JellyCalc shows ads.

### Which is updated more often, AcuSpark2 or JellyCalc?

AcuSpark2 ships an update every 8 months, and JellyCalc weekly. Most recently, AcuSpark2 was updated on October 24, 2026 and JellyCalc on October 17, 2026.

---

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