# Tug Calc — Tap, Slide, Calculate

> Tap, Slide, Calculate (iPhone/iPad app by 嘉欣 胡.)

- Source: https://appshunter.io/ios/app/tug-calc/id6744523761 (this page in markdown: same URL + `.md`)
- Developer: [嘉欣 胡](https://appshunter.io/developer/1640395440)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 13.0 · 54 MB
- Languages: English, Chinese
- Released: 2025-05-27
- Data updated: 2026-05-18
- User reviews in markdown: https://appshunter.io/ios/app/tug-calc/id6744523761/reviews.md

## What is Tug Calc?

Tug Calc is a calculator that can be connected by sliding.
It supports multiple numerical connections, direct correlation of operation results, scientific operations, and rich mathematical charts, including line charts, bar charts, pie charts, polar coordinates, etc.

【Connection Value】
Press and hold the value and drag it to other value positions to complete the connection, and the calculation results will be related to each other after connecting the values, so that you can enter multiple calculations at one time.

【Flexible Labels】
Add tags to the values, the associated values can be modified synchronously, the calculation process is easy to remember, and the operation results are defined by you.

【Rich Charts】
Rich mathematical charts are supported, including line charts, bar charts, pie charts, polar coordinates, etc. Drag and drop values to the specified area to create a new chart, and drag and drop the values to an existing chart to add a plot directly.

【Scientific Computing】
In addition to basic addition, subtraction, multiplication and division operations, the calculator also supports scientific operation mode. Including power exponential operations, logarithmic operations, trigonometric function operations, factorial operations, integer operations, etc.

【Convenient Keyboard】
The software has a built-in convenient computer keyboard, which is tailor-made for calculus, and can quickly complete the calculation and calculation input.

【File Management】
Support operation file management, different operations are saved separately, and the historical record is convenient for backtracking.

【Snapshot Export】
Support program snapshot export, the calculation process is clear at a glance, easy to share, and the results are presented in seconds.

【Paid Membership Features】
- Computing file management
- Increased number of cards available
- Increased number of available charts

【Activate Paid Membership】
Paid members are available as a subscription or as a permanent activation
Membership Service Agreement: https://tugcalc-serviceagreement.mysxl.cn/

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Monthly Subscriptions | $0.99 | per month |
| Quarterly Subscriptions | $0.99 | per 3 months |
| Annual Subscription | $2.99 | per year |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Perpetual Subscription | $4.99 | one-time |



## Version history (last 5 releases)

### 1.1.7 — 2025-10-09

1. Optimize dark mode performance

### 1.1.6 — 2025-08-25

1. Optimized the performance of dark mode

### 1.1.5 — 2025-08-12

1. When deleting a connection value, you can keep an empty value

### 1.1.2 — 2025-08-12

1. Optimized the card drag operation

### 1.1.0 — 2025-08-11

1. The bottom menu is modified to be displayed normally

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## More apps by 嘉欣 胡

- [PROG_CALC](https://appshunter.io/ios/app/prog-calc/id1640426491)
- [Computable Lab](https://appshunter.io/ios/app/computable-lab/id1641088328)
- [High Precision Calc](https://appshunter.io/ios/app/high-precision-calc/id6461723260)
- [Audio Analyst](https://appshunter.io/ios/app/audio-analyst/id6478918400)
- [Inspiration Melody](https://appshunter.io/ios/app/inspiration-melody/id6504402202)

All apps by 嘉欣 胡: https://appshunter.io/developer/1640395440

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*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 2026-05-18.*