Comparison

LSD Scuba vs Efficacy Audit

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

Head to head
About

LSD Scuba

This app offers consultancy services for establishing and operating scuba diving schools. It provides advice on PADI affiliation, IT systems, dive professional training, new dive site identification, marketing, and setting up scuba clubs.

Highlights
  • Scuba diving school establishment advice
  • PADI affiliation guidance
  • IT systems consultancy
  • Dive professional training
  • New dive site identification
  • Marketing consultancy
  • Scuba club setup advice
Read full description

LSD Scuba was created to provide scuba diving, travel, photography and consultancy services to organisations and individuals worldwide. The Company is currently affiliated to, and working with, London School of Diving in the United Kingdom, Dive Saint Lucia/Scuba Steve's Diving in the Caribbean and LSD Photography. Also in the 'family' are First Aid People, The Travel Biz, DIAL Dive and 7 The Harbour (a luxury waterside villa in Rodney Bay, Saint Lucia). Consultancy Services Provided by LSD Scuba: The services which LSD Scuba will provide to its clients are as follows: Advice on Establishing and Operating a Scuba Diving School: LSD Scuba will provide consultancy advice to clients wishing to establish and operate a scuba diving school on how to go about doing this. PADI Advisory Service: New scuba diving schools that wish to affiliate with PADI need to be certified by PADI and maintain an on-going relationship with the organisation, including purchasing materials from PADI. LSD Scuba, through its association with LSD, has extensive knowledge of PADl, its workings, personnel and how this organisation operates worldwide. LSD Scuba will advise its diving school client on how to access and get the most out of an association with PADI. IT Systems Advisory Service: LSD Scuba will train its clients in the development and maintenance of knowledge and information systems, Customer Relationship Management IT systems and other database systems specific to the scuba diving industry. Dive Professional Training and Development: LSD Scuba will offer its clients a training service whereby LSD Scuba will train the professional scuba diving staff of its clients to be able to deliver PADI courses. This is a "train the trainer" concept. New Dive Site Identification: LSD Scuba will provide new dive site identification services to its clients. LSD Scuba will help its clients to identify and map new dive sites in close proximity to the dive school locations of its clients. Marketing Consultancy Services: LSD Scuba will provide consultancy advice to its scuba diving school clients about how to conduct promotional activities designed to generate business for their diving school. A key aspect to this advice will involve providing advice on how to partner with tour operators, hotels and travel agents in order to maximise the chances that tourists will take up the challenge and excitement of scuba diving whilst on their vacation. Scuba Club: LSD Scuba will consult with its clients on the best way of setting up a scuba club linked to a dive school. Pro Bono Work: Finally, but importantly, LSD Scuba will advise its clients who wish to commence or expand their pro bono activities on ways to do this. In the diving industry, such pro bono projects typically benefit underprivileged local children and other local charitable organisations. London School of Diving and Dive Saint Lucia are certified by the Professional Association of Diving Instructors (β€œPADI”). PADI is the world’s largest scuba diving training agency and has been operating for over 40 years. Further information about PADI can be found at www.PADI.com. London School of Diving is one of the UK’s largest and most respected scuba diving schools and has been operating from its base in West London for over 15 years. London School of Diving regularly receives accolades from its customers, PADI and UK local government councils. Further information about London School of Diving can be found at www.londonschoolofdiving.co.uk. London School of Diving is a 5* Career Development Centre. This PADI Career Development Center (CDC) classification is awarded annually to PADI Five Star Instructor Development Centers and Five Star Instructor Development Dive Resorts that dedicate their businesses to professional development beyond regular scuba instructor training and meet the highest requirements for training PADI scuba diving leaders. PADI CDCs offer career-oriented training to prepare scuba diving pro

About

Efficacy Audit

Features
Read full description

Efficacy Audit is an audit platform that provides our customers with access to extensive pre-built templates for use in clinical environments. Each audit produces real-time graphical dashboards and notification of non-compliances to responsible persons.

Screenshots

LSD Scuba4 screens
Efficacy Audit3 screens

Verdict

The call

The clearest difference is ads: Efficacy Audit at none against LSD Scuba's shown. Efficacy Audit also leads on update cadence (every 4 weeks vs every 15 months) and iOS requirement (9.3 vs 11.0). On price, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

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

UpkeepUpdate frequency

LSD Scuba ships an update every 15 months, Efficacy Audit every 4 weeks. The most recent releases landed on October 3, 2026 and October 6, 2026 respectively.

Scorecard3 real differences Β· 5 level
LSD Scuba versus Efficacy Audit: the parameters behind the verdict, then further details
ParameterLSD ScubaEfficacy Audit
PriceFreeFree
Positive reviews50.0% of reviewsβ€”
Update frequencyEvery 15 monthsEvery 4 weeks β€” better
AdsYesNo β€” better
In-app purchasesNoNo
MonetizationAd-supportedβ€”
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.09.3 β€” better
Further details β€” not scored
Size22 MB35 MB
Age rating17+4+
DeveloperLondon School of divingSynbiotix Ltd

In-app purchases

None

LSD Scuba

No in-app purchases

None

Efficacy Audit

No in-app purchases

Questions

Is LSD Scuba free?
LSD Scuba is free to download, with no in-app purchases.
Is Efficacy Audit free?
Efficacy Audit is free to download, with no in-app purchases.
Do LSD Scuba or Efficacy Audit have ads?
LSD Scuba shows ads; Efficacy Audit does not.
Which is updated more often, LSD Scuba or Efficacy Audit?
LSD Scuba ships an update every 15 months, and Efficacy Audit every 4 weeks. Most recently, LSD Scuba was updated on October 3, 2026 and Efficacy Audit on October 6, 2026.

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