# Graphulator With Calculus vs Stopwatch Library

The clearest difference is in-app purchases: Graphulator With Calculus at none against Stopwatch Library's 1. Graphulator With Calculus also leads on iOS requirement (8.0 vs 17.0). Stopwatch Library's advantage is update cadence (every 3 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Stopwatch Library sells 1 one-off in-app purchase. Graphulator With Calculus asks for nothing beyond the download.

Graphulator With Calculus ships an update every 2 months, Stopwatch Library every 3 days. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Graphulator With Calculus | Stopwatch Library |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 79 MB | 5 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Paul Turmel](https://appshunter.io/developer/989997175) | [Naoyuki Hasegawa](https://appshunter.io/developer/6777422704) |

## What reviewers say

### Graphulator With Calculus

[App page](https://appshunter.io/ios/app/graphulator-with-calculus/id1021249412)

**Features:** macOS Compatibility

**In-app purchases:** none


### Stopwatch Library

[App page](https://appshunter.io/ios/app/stopwatch-library/id6794338987)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を削除 | $2.99 | one-time |


## Frequently asked questions

### Is Graphulator With Calculus free?

Graphulator With Calculus is free to download, with no in-app purchases.

### Is Stopwatch Library free?

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

### Do Graphulator With Calculus or Stopwatch Library have ads?

Neither Graphulator With Calculus nor Stopwatch Library shows ads.

### Which is updated more often, Graphulator With Calculus or Stopwatch Library?

Graphulator With Calculus ships an update every 2 months, and Stopwatch Library every 3 days. Most recently, Graphulator With Calculus was updated on October 26, 2026 and Stopwatch Library on October 25, 2026.

---

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