# Circuit Wizard vs DBMIBS

The clearest difference is rating: Circuit Wizard at 3.1 against DBMIBS's 1.4. Circuit Wizard also leads on ads (none vs shown) and review sentiment (40% vs 14%). DBMIBS's advantage is update cadence (every 2 weeks vs every 12 months). On price, ratings volume, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Circuit Wizard holds the better App Store score, 3.1 against 1.4. Both are backed by a comparable volume of ratings — 19 and 10 respectively. Written reviews point the same way: 40% of Circuit Wizard's written reviews are positive against 14% of DBMIBS's.

Circuit Wizard ships an update every 12 months, DBMIBS every 2 weeks. The most recent releases landed on September 16, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Circuit Wizard | DBMIBS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (19 ratings)](https://appshunter.io/ios/app/circuit-wizard/id576865083/reviews)** | [1.4 (10 ratings)](https://appshunter.io/ios/app/dbmibs/id1665694398/reviews) |
| Number of ratings | **19** | 10 |
| Positive reviews | **40.0% of reviews** | 14.3% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 12 months | **Every 2 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 4 MB | 32 MB |
| Requires iOS | **7.1** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Blue Sea Systems, Inc.](https://appshunter.io/developer/576865086) | [INFORMA GROUP PLC](https://appshunter.io/developer/1220316125) |

## What reviewers say

### Circuit Wizard

[App page](https://appshunter.io/ios/app/circuit-wizard/id576865083)

This app assists electricians and enthusiasts in calculating wire sizes for installations based on ABYC and Blue Sea Systems specifications. It also helps find suitable protective products for circuits. The application functions completely offline.

**Highlights:** Wire sizing calculation, ABYC and Blue Sea Systems specifications, Product search for circuit protection, Offline functionality, Electrical installation reference

**Features:** macOS Compatibility

**In-app purchases:** none


### DBMIBS

[App page](https://appshunter.io/ios/app/dbmibs/id1665694398)

Navigate the world's largest boat and yacht show with this official app. Discover a vast range of watercraft, from kayaks to superyachts, and explore the latest marine innovations. Plan your visit with interactive maps, event schedules, and exhibitor information.

**Highlights:** Exhibitor search and favorites, Filter new and brokerage boats, Special events and seminar schedule, Interactive show maps, Exclusive updates and notifications

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Circuit Wizard free?

Circuit Wizard is free to download, with no in-app purchases.

### Is DBMIBS free?

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

### Which has better reviews, Circuit Wizard or DBMIBS?

Circuit Wizard is rated higher. Circuit Wizard averages 3.1 out of 5 from 19 ratings, while DBMIBS averages 1.4 from 10 ratings.

### Do Circuit Wizard or DBMIBS have ads?

DBMIBS shows ads; Circuit Wizard does not.

### Which is updated more often, Circuit Wizard or DBMIBS?

Circuit Wizard ships an update every 12 months, and DBMIBS every 2 weeks. Most recently, Circuit Wizard was updated on September 16, 2026 and DBMIBS on June 1, 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.*