i视康 vs SpeechCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
i视康
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i视康,一款预防儿童青少年近视平台app.
SpeechCalc
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.
- Audible calculations in multiple languages
- Customizable themes
- Thousandth separator for large numbers
- Calculation history and record keeping
- Ad-free and privacy-focused
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It's a new radio calculator that includes American English, British English, children's radio, and Chinese, allowing users to get away from the screen without having to stare at it all the time. It also has a variety of cute themes. For users who need to do large calculations, the calculator also adds a thousandth mode to make large amounts of data clearer. This calculator also supports the function of calculating records, recording each calculation of the user, to meet the user's need for searching the previous record. The application interface is clear and advertising-free, and it pays attention to privacy. Users do not need to register or log in, and user data is not uploaded.
Screenshots
Verdict
The clearest difference is update cadence: SpeechCalc at every 8 days against i视康's every 40 months. i视康's advantage is iOS requirement (11.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
i视康 ships an update every 40 months, SpeechCalc every 8 days. The most recent releases landed on October 27, 2026 and November 7, 2026 respectively.
| Parameter | i视康 | SpeechCalc |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (1 ratings) — better |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 40 months | Every 8 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 16 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | 亮 董 | 志鹏 洪 |
In-app purchases
i视康
No in-app purchases
SpeechCalc
No in-app purchases
