# InsectID vs UltraStop

The clearest difference is in-app purchases: UltraStop at none against InsectID's 1. UltraStop also leads on ads (none vs shown). InsectID's advantage is update cadence (every 5 weeks vs every 12 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. InsectID sells 1 one-off in-app purchase. UltraStop asks for nothing beyond the download.

InsectID ships an update every 5 weeks, UltraStop every 12 months. The most recent releases landed on September 30, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | InsectID | UltraStop |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 12 months |
| Size | 20 MB | 22 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Edgar Zuniga](https://appshunter.io/developer/1647129574) | [JUHWAN LEE](https://appshunter.io/developer/1703441721) |

## What reviewers say

### InsectID

[App page](https://appshunter.io/ios/app/insectid-identify-insects/id6502667488)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### UltraStop

[App page](https://appshunter.io/ios/app/ultrastop/id6740802633)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is InsectID free?

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

### Is UltraStop free?

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

### Do InsectID or UltraStop have ads?

InsectID shows ads; UltraStop does not.

### Which is updated more often, InsectID or UltraStop?

InsectID ships an update every 5 weeks, and UltraStop every 12 months. Most recently, InsectID was updated on September 30, 2026 and UltraStop 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.*