# RegEx+ vs RDB情報

The clearest difference is price: RDB情報 at Free against RegEx+'s $1.99. RegEx+'s advantage is ads (none vs shown) and chart position (#101 vs unranked). On in-app purchases and iOS requirement there is nothing between them.

RDB情報 is free to download; RegEx+ costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

RegEx+ ships an update every 4 weeks, RDB情報 every 2 months. The most recent releases landed on October 1, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | RegEx+ | RDB情報 |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/regex-plus/id1511763524/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Monetization | Paid | — |
| Best chart rank | **#101** | — |
| Size | 5 MB | 10 MB |
| Requires iOS | **26.0** | 26.5 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [圣罡 汤](https://appshunter.io/developer/951344278) | [KAZUTOSHI KINOSHITA](https://appshunter.io/developer/1148380017) |

## What reviewers say

### RegEx+

[App page](https://appshunter.io/ios/app/regex-plus/id1511763524)

**Currently charting:** #101 Top Paid · Developer Tools (US App Store)

This tool helps developers master regular expressions on macOS and iOS. It offers a comprehensive cheatsheet and cloud synchronization across devices to decode and construct complex text patterns.

**Highlights:** Master regular expressions, Comprehensive cheatsheet, Cloud synchronization, Cross-device support (macOS, iOS), Decode complex patterns

**Features:** Vision Pro support

**In-app purchases:** none


### RDB情報

[App page](https://appshunter.io/ios/app/rdb/id1618715949)

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

**In-app purchases:** none


## Frequently asked questions

### Is RegEx+ free?

RegEx+ costs $1.99, with no in-app purchases.

### Is RDB情報 free?

RDB情報 is free to download, with no in-app purchases.

### Do RegEx+ or RDB情報 have ads?

RDB情報 shows ads; RegEx+ does not.

### Which is updated more often, RegEx+ or RDB情報?

RegEx+ ships an update every 4 weeks, and RDB情報 every 2 months. Most recently, RegEx+ was updated on October 1, 2026 and RDB情報 on September 21, 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.*