# K.O. II Calc. — Teenage Engineering’s Design

> Teenage Engineering’s Design (iPhone/iPad app by Jesus Evert Corral Pedraza.)

- Source: https://appshunter.io/ios/app/ko-ii-calc/id6752974851 (this page in markdown: same URL + `.md`)
- Developer: [Jesus Evert Corral Pedraza](https://appshunter.io/developer/1777466218)
- Category: Utilities
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 18.6 · 1 MB
- Languages: American English, Latin American Spanish
- Released: 2025-09-25
- Data updated: 2026-05-15
- User reviews in markdown: https://appshunter.io/ios/app/ko-ii-calc/id6752974851/reviews.md

## What is K.O. II Calc.?

Calculator with the look and feel of Teenage Engineering’s K.O. II

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Espresso coffee | $1.99 | one-time |
| Cappuccino coffee | $2.99 | one-time |



## Version history (last 3 releases)

### 1.2 — 2025-11-26

Right-to-left swipe gesture implemented to erase numbers.

### 1.1 — 2025-11-11

Localization, key tones and donations implemented.

### 1.0 — 2025-09-25

No release notes.

## Apps similar to K.O. II Calc.

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [SwipeIt - Photo Cleaner](https://appshunter.io/ios/app/swipeit-photo-cleaner/id6746517809) | 4.5 (8) | Free | Utilities |
| [QRCodeMaker-Magic Code](https://appshunter.io/ios/app/qrcodemaker-magic-code/id6743001775) | — | $0.99 | Utilities |
| [Manager for OP1](https://appshunter.io/ios/app/manager-for-op1/id1521159543) | 2.2 (10) | Free | Utilities |
| [MY Ping](https://appshunter.io/ios/app/my-ping/id6754949440) | — | Free | Utilities |
| [Change Focus](https://appshunter.io/ios/app/change-focus/id6472134168) | — | Free | Utilities |
| [Quotas - Time management](https://appshunter.io/ios/app/quotas-time-management/id6749386804) | — | Free | Utilities |

## More apps by Jesus Evert Corral Pedraza

- [Envoy Source](https://appshunter.io/ios/app/envoy-source/id6737700832)
- [Reminder$](https://appshunter.io/ios/app/reminder/id6739410392)
- [Local A.I.](https://appshunter.io/ios/app/local-ai/id6751474219)
- [NeuronTest.](https://appshunter.io/ios/app/neurontest/id6752271091)
- [Want a Child?](https://appshunter.io/ios/app/want-a-child/id6753081625)

All apps by Jesus Evert Corral Pedraza: https://appshunter.io/developer/1777466218

## Related topics

[teenage engineering](https://appshunter.io/ios/topics/teenage-engineering)

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-15.*