Voice vs WebCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Voice
This utility app estimates a person's age based on their voice. It analyzes vocal characteristics to provide an age prediction. Useful for research or casual exploration of voice analysis.
- Age estimation from voice
- Voice analysis technology
- Cross-device compatibility
- Free to use
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Estimate age from voice
WebCalc
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A Calculator App Like No Other — Calculate While Browsing the Web! Key Features Calculate while browsing – No more switching between apps! Automatic history saving – Instantly review and copy past calculations! Sleek, minimalist design – Includes a highly readable dark theme Perfect for anyone who wants to do research and calculate at the same time, or quickly reuse past calculations! Download now and enjoy a smarter, more convenient calculator experience!
Screenshots
Verdict
The clearest difference is price: Voice at Free against WebCalc's $0.49. WebCalc's advantage is update cadence (every 4 days vs fortnightly). On ads, in-app purchases, device support and iOS requirement 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
Voice is free to download; WebCalc costs $0.49 up front. Neither carries in-app purchases, so what you see is what you pay.
Voice ships an update fortnightly, WebCalc every 4 days. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.
| Parameter | Voice | WebCalc |
|---|---|---|
| Price | Free — better | $0.49 |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Fortnightly | Every 4 days — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.8.3 | 15.6 — better |
| Further details — not scored | ||
| Size | 36 MB | 25 MB |
| Age rating | 4+ | 17+ |
| Developer | Hideaki Uchikoshi | kazuki kunimura |
In-app purchases
Voice
No in-app purchases
WebCalc
No in-app purchases
