Comparison

7909 Certification vs TECH 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

TECH ToolBox

Features
Read full description

Tech Toolbox – The Ultimate Toolkit for Sound Engineers & Audio Technicians The Tech Toolbox is your all-in-one solution for precision calculations, troubleshooting, conversions, and essential tools to enhance your workflow as an Audio tech. Whether you're an engineer, technician, or Sound professional, this app ensures you have everything you need at your fingertips. Key Features: :: Prep - Stay organised with prep sheets, checklists, and crew information in one place! :: RF Tools – Essential for radio frequency calculations and diagnostics. :: Measurement Converters – A range of measurement, weight, wavelength, impedance, audio delay and more! :: Power Tools - This includes a voltage drop calculator, a power sign-off sheet (test, inspect, and submit in PDF format), and power colour codes based on your country’s standards. :: Pinouts & Connectors – Access industry-standard wiring diagrams for various connectors. :: Built-in Game – Take a break and test your skills with a fun challenge. :: Damage report - Track damaged items during your gig or tour and submit reports effortlessly. :: Guides – Find all the useful PDF guides you’ve been searching the internet for – all in one place. :: MIDI Pad – Control 8 lots of MIDI commands directly from the app. :: Torch Button – Instantly turn on your device’s torch to work in dark environments. With a sleek, intuitive interface and must-have tools, Tech Toolbox helps you work smarter, faster, and more efficiently than ever. Download now and take your tech game to the next level!

Screenshots

7909 Certification4 screens
TECH ToolBox4 screens

Verdict

The call

The clearest difference is price: 7909 Certification at Free against TECH ToolBox's $6.99. 7909 Certification also leads on iOS requirement (11.0 vs 17.5). TECH ToolBox's advantage is in-app purchases (none vs 3). On update cadence, 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; TECH ToolBox costs $6.99 up front. 7909 Certification sells 3 one-off in-app purchases. TECH ToolBox asks for nothing beyond the download.

UpkeepUpdate frequency

7909 Certification ships an update every 3 months, TECH ToolBox every 2 months. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

Scorecard3 real differences · 7 level
7909 Certification versus TECH ToolBox: the parameters behind the verdict, then further details
Parameter7909 CertificationTECH ToolBox
PriceFree — better$6.99
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS11.0 — better17.5
Further details — not scored
Size6 MB22 MB
Age rating4+4+
DeveloperPro Certs Software Ltd1BIGRIG Ltd

In-app purchases

3 purchases

7909 Certification

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

TECH ToolBox

No in-app purchases

Questions

Is 7909 Certification free?
7909 Certification is free to download, with in-app purchases available.
Is TECH ToolBox free?
TECH ToolBox costs $6.99, with no in-app purchases.
Do 7909 Certification or TECH ToolBox have ads?
Neither 7909 Certification nor TECH ToolBox shows ads.
Which is updated more often, 7909 Certification or TECH ToolBox?
7909 Certification ships an update every 3 months, and TECH ToolBox every 2 months. Most recently, 7909 Certification was updated on October 8, 2026 and TECH ToolBox on October 1, 2026.

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