Comparison

SEC Calculator vs Clockwork Education

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

Head to head
About

SEC Calculator

This tool assists businesses in assessing energy usage and cost reduction through equipment improvements or new system investments. It calculates potential annual savings and CO2 emission reductions, benchmarks sites against best practices, and generates a personalized PDF report.

Highlights
  • Energy usage assessment
  • Cost reduction calculation
  • CO2 emission reduction tracking
  • Site benchmarking
  • Personalized PDF reports
Features
Read full description

Output from this app helps TCS&D businesses carry out an initial assessment of how improvements to existing equipment or investment in new systems can reduce energy usage and cut running costs. Users enter their plant details and are given a calculation of how much money they can save over a year along with a reduction of CO2 from their output. Their site is benchmarked against best practice and they recieve a personal report in PDF form.

About

Clockwork Education

Features
Read full description

Clockwork Education is a friendly and personalised education supply agency based within the north east of England. With over 14 years of experience within the primary education supply agency industry, our consultants bring a wealth of knowledge as well as a passion for finding you the right schools/candidates. We understand that no two schools/candidates are the same and therefore ensure we provide a tailored, personalised service to meet schools and candidates individual requirements. We are able to provide you with permanent, full time, part time and day to day roles as well as long and short term supply roles. Our aim and ethos as an employment agency is to always provide an honest, reliable and tailored service that runs like Clockwork!

Screenshots

SEC Calculator4 screens
Clockwork Education3 screens

Verdict

The call

The clearest difference is update cadence: Clockwork Education at every 8 months against SEC Calculator's every 27 months. On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

SEC Calculator ships an update every 27 months, Clockwork Education every 8 months. The most recent releases landed on June 1, 2026 and September 10, 2026 respectively.

Scorecard1 real difference ยท 7 level
SEC Calculator versus Clockwork Education: the parameters behind the verdict, then further details
ParameterSEC CalculatorClockwork Education
PriceFreeFree
Positive reviews100.0% of reviewsโ€”
Update frequencyEvery 27 monthsEvery 8 months โ€” better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeโ€”
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.011.0
Further details โ€” not scored
Size32 MB35 MB
Age rating4+4+
DeveloperStar Refrigeration LtdClockwork Education Ltd

In-app purchases

None

SEC Calculator

No in-app purchases

None

Clockwork Education

No in-app purchases

Questions

Is SEC Calculator free?
SEC Calculator is free to download, with no in-app purchases.
Is Clockwork Education free?
Clockwork Education is free to download, with no in-app purchases.
Do SEC Calculator or Clockwork Education have ads?
Neither SEC Calculator nor Clockwork Education shows ads.
Which is updated more often, SEC Calculator or Clockwork Education?
SEC Calculator ships an update every 27 months, and Clockwork Education every 8 months. Most recently, SEC Calculator was updated on June 1, 2026 and Clockwork Education on September 10, 2026.

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