# 论文查重通 vs SpeechCalc

The clearest difference is update cadence: 论文查重通 at every 2 days against SpeechCalc's weekly. 论文查重通 also leads on iOS requirement (11.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 论文查重通 sells 4 one-off in-app purchases and SpeechCalc sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

论文查重通 ships an update every 2 days, SpeechCalc weekly. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 论文查重通 | SpeechCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/speechcalc/id1636465186/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Weekly |
| Monetization | — | Free |
| Size | 40 MB | 32 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [北京知风科技有限公司](https://appshunter.io/developer/1548901903) | [志鹏 洪](https://appshunter.io/developer/1531854605) |

## What reviewers say

### 论文查重通

[App page](https://appshunter.io/ios/app/id1628097118)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 论文服务费用 | $49.99 | one-time |
| 论文服务费用 | $59.99 | one-time |
| 论文服务费用 | $69.99 | one-time |
| 论文服务费用 | $79.99 | one-time |


### SpeechCalc

[App page](https://appshunter.io/ios/app/speechcalc/id1636465186)

This calculator app offers an audible interface in multiple languages, allowing users to perform calculations without looking at the screen. It features customizable themes, a thousandth separator for clarity, and a record of past calculations for easy retrieval. The app prioritizes user privacy with no registration or data uploads.

**Highlights:** Audible calculations in multiple languages, Customizable themes, Thousandth separator for large numbers, Calculation history and record keeping, Ad-free and privacy-focused

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SoundService | $1.99 | one-time |


## Frequently asked questions

### Is 论文查重通 free?

论文查重通 is free to download, with in-app purchases available.

### Is SpeechCalc free?

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

### Do 论文查重通 or SpeechCalc have ads?

Neither 论文查重通 nor SpeechCalc shows ads.

### Which is updated more often, 论文查重通 or SpeechCalc?

论文查重通 ships an update every 2 days, and SpeechCalc weekly. Most recently, 论文查重通 was updated on October 27, 2026 and SpeechCalc on October 24, 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.*