VoMo2 vs One Kanji Clock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
VoMo2
This utility app monitors and displays target amplitude measures. It provides a straightforward way to gather and visualize vocal intensity data.
- Monitors target amplitudes
- Displays amplitude measures
- Gathers vocal intensity data
- Simple interface
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Simple onset Monitor for gathering and displaying measures of target amplitudes.
One Kanji Clock
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This clock displays kanji characters for your enjoyment. Kanji characters are displayed one at a time in random, and change over as time passes. The size of the characters can be changed in three levels. The length of the switching time can be adjusted. Hiragana and English can also be displayed. There are more than 700 kanji in the database. The number is small at first, but it will gradually increase. You can also choose your favorite kanji to display. You can choose from 20 different backgrounds. A time signal can be set to sound at 0 minutes. You can choose from 78 different sounds for the time signal.
Screenshots
Verdict
The clearest difference is in-app purchases: VoMo2 at none against One Kanji Clock's 1. VoMo2 also leads on ads (none vs shown). One Kanji Clock's advantage is update cadence (every 2 months vs every 29 months). On price, 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
Both are free to download. One Kanji Clock sells 1 one-off in-app purchase. VoMo2 asks for nothing beyond the download.
VoMo2 ships an update every 29 months, One Kanji Clock every 2 months. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.
| Parameter | VoMo2 | One Kanji Clock |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) — better | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 29 months | Every 2 months — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.1 | 12.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Hollins Communications Research Institute | Mihoko Araki |
In-app purchases
VoMo2
No in-app purchases
One Kanji Clock
- One Kanji Clock with no ads$2.99
Questions
Is VoMo2 free?
Is One Kanji Clock free?
Do VoMo2 or One Kanji Clock have ads?
Which is updated more often, VoMo2 or One Kanji Clock?
Other comparisons
