# eCalc vs PinTuTu

The clearest difference is update cadence: eCalc at every 2 days against PinTuTu's weekly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

eCalc ships an update every 2 days, PinTuTu weekly. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | eCalc | PinTuTu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pintutuonly-1-plus-mb/id6788170836/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Weekly |
| Monetization | — | Free |
| Size | 2 MB | 3 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Quynh Dinh Huu](https://appshunter.io/developer/1140053429) | [立诚 翁](https://appshunter.io/developer/6782732557) |

## What reviewers say

### eCalc

[App page](https://appshunter.io/ios/app/ecalc-easy-calculator/id6787689502)

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

**In-app purchases:** none


### PinTuTu

[App page](https://appshunter.io/ios/app/pintutuonly-1-plus-mb/id6788170836)

Easily combine multiple screenshots into one long image. This tool simplifies the process of capturing and sharing extended content from your device.

**Highlights:** Screenshot stitching, Easy to use, Long screenshot creation, Simple interface

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

**In-app purchases:** none


## Frequently asked questions

### Is eCalc free?

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

### Is PinTuTu free?

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

### Do eCalc or PinTuTu have ads?

Neither eCalc nor PinTuTu shows ads.

### Which is updated more often, eCalc or PinTuTu?

eCalc ships an update every 2 days, and PinTuTu weekly. Most recently, eCalc was updated on October 28, 2026 and PinTuTu on October 31, 2026.

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