Comparison

7909 Certification vs SE ToolBox

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

7909 Certification

This app generates digital electrical certification forms for temporary installations based on BS 7909. It allows for easy creation, saving, emailing, and printing of completion certificates, test results, and confirmations. Features include data import/export, local backup, and automatic calculations for PSSC and G3 forms.

Highlights
  • Generate BS 7909 completion certificates
  • Save, print, or email PDF certificates
  • Import/export system data between devices
  • Local backup and restore functionality
  • Automatic PSSC calculation and G3 generation
  • Offline work capability
  • Customizable company logo and colors
Features
Read full description

Electrical certification software for temporary electrical installations (systems) based on BS 7909, code of practice for temporary electrical systems for entertainment and related purposes. Temporary Electrical Systems Installation Completion Certificates, Schedule of Test Results & Confirmation of Electrical Completion Certificates for iPhone and iPad.. INCLUDES: - Form G1 Completion Certificate. - Form G2 Schedule of Test Results. - Form G3 Confirmation of Electrical Completion. FEATURES: - Print, save or email generated PDF certificates. - Import / Export a System (G1 & G2) data between devices. - Drag and drop the order of circuits on the G2 form. - Local Backup / Restore. - Set your default reusable data in Settings. - Import / Export Settings data between devices. - Copy and append System certificates (G1 & G2) for an Event certificate. Copy System certificates for an event, useful where multiple Systems are supplied by the same source removing the need to manually enter the G1 data for each System. MULTI-USER COMPATIBLE Where there are many electricians each testing a different system of the same Temporary Electrical System, each electrician can export their system certificates (Form G1 & G2), including all test results to the SPR who can import those system certificates to the main event certificate and produce a full Event certificate at the touch of a button. AUTO FEATURES - Calculates and warns if the PSSC is too low. - Auto-generates a G3 Confirmation of Completion. - Various automatic checking / validation. - Works offline. HOW TO USE: - From the home screen tap "Locations" - Add a new location or venue name - Add an event to this location - Add and edit your system electrical certs G1, G2. - Add further systems if applicable - Generate your G1 G2 and G3 PDF certificate PRINTING / PDF OPTIONS: - Print, save or email PDF certificates op1 : A single G1, G2 or G3 form opt2 : A "System" cert (G1+G2) opt3 : A complete Confirmation Completion Certificate (G1+G2+G3) A complete Confirmation Completion Certificate will also include ALL the "Systems" for that Event in a single PDF file. PDF CUSTOMISATIONS: - Add your company logo. - Change the certificate primary colour to match your branding. - Change the certificate input pen ink colour. - Use the relevant CPS scheme logo (optional). - Customise some of the cert section titles. APP CUSTOMISATION: - Add your company logo to the Home screen. - Change the app primary colour to match your branding. BS 7909 digital electrical sign-off certificates for use with BS 7909, code of practice for temporary electrical systems for entertainment and related purposes.

About

SE ToolBox

This app provides audio professionals and system engineers with essential tools for precision, efficiency, and organization. It offers features for time alignment, unit conversion, subwoofer array design, and damage reporting, streamlining workflow on the go.

Highlights
  • Time alignment with delay calculations
  • Comprehensive unit converters
  • Subwoofer array design calculator
  • Venue file database access
  • Preparation sheets and checklists
  • Damage item tracking
  • PA and site angle tools
  • Room layout planning
Features
Read full description

System Engineer Toolbox is a practical utility app for audio professionals, system engineers, PA techs, and live sound crews who need fast, reliable tools on site. Built for real-world show conditions, the app brings together calculation tools, venue documents, mark-out helpers, reports, and audio utilities in one place. Key Features: :: Time Align Calculate delay times, adjust for climate conditions, generate Smaart target curves, and use the built-in pink noise generator for tuning and line checks. :: Converters Convert measurements, weight, power, wavelength, wind speed, time, samples and more. :: Sub Array Calculator Design spaced sub arrays with frequency-aware calculations, wavelength checks, delay values, and phase references. :: Venue Database Browse Big Rig venue documents directly from the live online database. Search, filter by country, city and manufacturer, download files, and reopen saved files offline. :: Damage Report Log damaged equipment, add details, and keep track of issues during shows, tours, and prep. :: PA Tools Use azimuth and site angle tools for quick system aiming references. :: Mark Out Tools Plan room layouts, speaker positions, measurement notes, and site information. :: Sound FX Library Trigger useful sound effects from inside the app. :: Built-in Game Take a quick break with an audio-themed game. System Engineer Toolbox is designed to be quick to open, easy to read, and useful when you are working under pressure in venues, fields, arenas, theatres, and production spaces. Download System Engineer Toolbox and keep your essential system tools in your pocket.

Screenshots

7909 Certification4 screens
SE ToolBox4 screens

Verdict

The call

The clearest difference is price: 7909 Certification at Free against SE ToolBox's $7.99. 7909 Certification also leads on iOS requirement (11.0 vs 17.6). SE ToolBox's advantage is in-app purchases (none vs 3) and update cadence (every 4 weeks vs every 3 months). On review sentiment, ads and device support 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

CostPrice · In-app purchases · Ads · Monetization

7909 Certification is free to download; SE ToolBox costs $7.99 up front. 7909 Certification sells 3 one-off in-app purchases. SE ToolBox asks for nothing beyond the download.

UpkeepUpdate frequency

7909 Certification ships an update every 3 months, SE ToolBox every 4 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard5 real differences · 5 level
7909 Certification versus SE ToolBox: the parameters behind the verdict, then further details
Parameter7909 CertificationSE ToolBox
PriceFree — better$7.99
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings1 — better—
Update frequencyEvery 3 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree — betterPaid
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS11.0 — better17.6
Further details — not scored
Size6 MB21 MB
Age rating4+4+
DeveloperPro Certs Software Ltd1BIGRIG Ltd

Customer experience

7909 Certification

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

SE ToolBox

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

7909 Certification

One-time3
  • 100 Credits$59.99
  • 200 Credits$99.99
  • 300 Credits$119.99
None

SE ToolBox

No in-app purchases

Questions

Is 7909 Certification free?
7909 Certification is free to download, with in-app purchases available.
Is SE ToolBox free?
SE ToolBox costs $7.99, with no in-app purchases.
Do 7909 Certification or SE ToolBox have ads?
Neither 7909 Certification nor SE ToolBox shows ads.
Which is updated more often, 7909 Certification or SE ToolBox?
7909 Certification ships an update every 3 months, and SE ToolBox every 4 weeks. Most recently, 7909 Certification was updated on November 3, 2026 and SE ToolBox on October 30, 2026.

Other comparisons