# Trigonometry calc vs InsectKit

The clearest difference is ads: InsectKit at none against Trigonometry calc's shown. Trigonometry calc's advantage is iOS requirement (15.6 vs 17.6). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Trigonometry calc sells 1 one-off in-app purchase and InsectKit sells 4 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Trigonometry calc ships an update every 3 months, InsectKit every 2 months. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Trigonometry calc | InsectKit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/trigonometry-calc/id1306864057/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 17 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bo Kalvslund](https://appshunter.io/developer/572272193) | [Dheeraj Sharma](https://appshunter.io/developer/1679711674) |

## What reviewers say

### Trigonometry calc

[App page](https://appshunter.io/ios/app/trigonometry-calc/id1306864057)

Calculate side lengths and angles in right-angled triangles using Pythagorean theorem and trigonometry functions. Learn basic trigonometry concepts. An optional premium version removes ads and unlocks a general triangle calculator.

**Highlights:** Calculate side lengths, Calculate angles, Pythagorean Theorem, Trigonometry functions, Learn simple trigonometry, General triangle calculator (premium)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $0.99 | one-time |


### InsectKit

[App page](https://appshunter.io/ios/app/insectkit-bug-identifier/id6771286201)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $5.99 | per 7 days |
| Monthly Premium | $14.99 | per month |
| Yearly Premium | $29.99 | per year |
| Lifetime Premium | $99.99 | one-time |


## Frequently asked questions

### Is Trigonometry calc free?

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

### Is InsectKit free?

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

### Do Trigonometry calc or InsectKit have ads?

Trigonometry calc shows ads; InsectKit does not.

### Which is updated more often, Trigonometry calc or InsectKit?

Trigonometry calc ships an update every 3 months, and InsectKit every 2 months. Most recently, Trigonometry calc was updated on October 12, 2026 and InsectKit on October 7, 2026.

---

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