# Tomi dB vs 一日一偈

The clearest difference is update cadence: 一日一偈 at every 3 weeks against Tomi dB's every 14 months. Tomi dB's advantage is iOS requirement (13.0 vs 17.0). On price, review sentiment, ads and in-app purchases there is nothing between them.

Tomi dB costs $0.29 and 一日一偈 $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Tomi dB ships an update every 14 months, 一日一偈 every 3 weeks. The most recent releases landed on October 12, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Tomi dB | 一日一偈 |
| --- | --- | --- |
| Price | **$0.29** | $0.99 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 5 MB | 2 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [翔宇 孟](https://appshunter.io/developer/1666443091) | [山杰 韩](https://appshunter.io/developer/1884328098) |

## What reviewers say

### Tomi dB

[App page](https://appshunter.io/ios/app/tomi-dbsound-decibel-meter/id6445875391)

This app visualizes sound levels with a cute, animated character that reacts to noise. It logs high-decibel events and provides historical analytics to help monitor and manage noise disturbances in various settings.

**Highlights:** Real-time cartoon feedback, Noise event tracker, Automatic logging of high-decibel events, Noise pattern identification, Historical noise analytics, Voice recording for noise control

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

**In-app purchases:** none


### 一日一偈

[App page](https://appshunter.io/ios/app/id6771743260)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tomi dB free?

Tomi dB costs $0.29, with no in-app purchases.

### Is 一日一偈 free?

一日一偈 costs $0.99, with no in-app purchases.

### Do Tomi dB or 一日一偈 have ads?

Neither Tomi dB nor 一日一偈 shows ads.

### Which is updated more often, Tomi dB or 一日一偈?

Tomi dB ships an update every 14 months, and 一日一偈 every 3 weeks. Most recently, Tomi dB was updated on October 12, 2026 and 一日一偈 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.*