# ThinkPlus智能办公 vs DB

The clearest difference is rating: DB at 4.5 against ThinkPlus智能办公's 1.1. ThinkPlus智能办公's advantage is in-app purchases (none vs 3) and update cadence (weekly vs every 5 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. DB sells 3 in-app purchases, starting at $3.99 per 7 days. ThinkPlus智能办公 asks for nothing beyond the download.

DB holds the better App Store score, 4.5 against 1.1. Both are backed by a comparable volume of ratings — 15 and 33 respectively. Written reviews point the same way: 0% of ThinkPlus智能办公's written reviews are positive against 4% of DB's.

ThinkPlus智能办公 ships an update weekly, DB every 5 months. The most recent releases landed on October 2, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | ThinkPlus智能办公 | DB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.1 (15 ratings)](https://appshunter.io/ios/app/thinkplus/id1515015048/reviews) | **[4.5 (33 ratings)](https://appshunter.io/ios/app/db-decibel-sound-level-meter/id6449352632/reviews)** |
| Number of ratings | 15 | **33** |
| Positive reviews | 0.0% of reviews | **3.8% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 5 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 141 MB | 60 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Lenovo(Beijing) Limited](https://appshunter.io/developer/529398188) | [Guangzhou Linke Technology Co., Ltd](https://appshunter.io/developer/6776569852) |

## What reviewers say

### ThinkPlus智能办公

[App page](https://appshunter.io/ios/app/thinkplus/id1515015048)

This mobile platform offers a comprehensive solution for small and medium-sized businesses, streamlining communication, contact management, and meeting scheduling. It aims to digitize enterprise management and boost overall office efficiency.

**Highlights:** Efficient business communication, Enterprise contact and organization charts, Meeting room booking, Meeting scheduling, Smart network conferencing

**Features:** macOS Compatibility

**In-app purchases:** none


### DB

[App page](https://appshunter.io/ios/app/db-decibel-sound-level-meter/id6449352632)

Measure sound levels with high precision in real-time. Get detailed reports, share data easily, and export audio. Features a minimalist design for quick measurements.

**Highlights:** High precision real-time measurement, Location information for measurements, Detailed measurement reports, One-click sharing of data, Export audio data, Minimalist design

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly membership | $3.99 | per 7 days |
| Monthly membership | $4.99 | per month |
| Yearly memberShip | $14.99 | per year |


## Frequently asked questions

### Is ThinkPlus智能办公 free?

ThinkPlus智能办公 is free to download, with no in-app purchases.

### Is DB free?

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

### Which has better reviews, ThinkPlus智能办公 or DB?

DB is rated higher. ThinkPlus智能办公 averages 1.1 out of 5 from 15 ratings, while DB averages 4.5 from 33 ratings.

### Do ThinkPlus智能办公 or DB have ads?

Neither ThinkPlus智能办公 nor DB shows ads.

### Which is updated more often, ThinkPlus智能办公 or DB?

ThinkPlus智能办公 ships an update weekly, and DB every 5 months. Most recently, ThinkPlus智能办公 was updated on October 2, 2026 and DB on October 16, 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.*