Comparison

Generator log vs Generator Log & Maintenance

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

Head to head
About

Generator log

Features
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Do you have a generator? Tired of recording its working time? Don't remember last changing oil time? Then this application is going to simplify its service for you. Just imagine a notebook with such a possibility to mark the beginning or end of work with one click. Timely maintenance work is going to allow you to increase the engine life significantly helping you to avoid expensive repairs.

About

Generator Log & Maintenance

Features
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A generator that hasn't been run in months is a generator that fails during an outage. Generator Log keeps portable and standby generators ready - no smart hardware required. HOUR METER - Every run test and outage use adds to a running hour meter, shown as an odometer on each generator's page - Oil changes and service come due by hours OR calendar time (defaults follow common manufacturer guidance: first oil change at 25h, then every 100h or 12 months - fully editable) MONTHLY RUN TEST - One tap logs the 3-point check: starts OK, voltage OK, no unusual noise - A monthly reminder keeps the habit alive FUEL MANAGEMENT - Log stabilizer and fuel rotation, with a countdown until your stored gasoline should be replaced MULTIPLE GENERATORS - The garage standby and the camping portable, each with its own hour meter and schedule SERVICE HISTORY PDF - Export the full history - handy for warranty claims or when selling the unit FREE TRIAL, ONE-TIME UNLOCK Try everything free for 7 days. After that, one single purchase unlocks new generators and logs forever. Viewing existing records always stays free. No subscription, no account, 100% offline. Privacy Policy: https://goonobu-dot.github.io/batch12-pages/generatorlog/privacy.html Support: https://goonobu-dot.github.io/batch12-pages/generatorlog/support.html

Screenshots

Generator log4 screens
Generator Log & Maintenance4 screens

Verdict

The call

The clearest difference is in-app purchases: Generator log at none against Generator Log & Maintenance's 1. Generator log also leads on device support (3 vs 1) and iOS requirement (11.0 vs 17.0). Generator Log & Maintenance's advantage is update cadence (every 4 days vs every 2 months). On price and ads 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. Generator Log & Maintenance sells 1 one-off in-app purchase. Generator log asks for nothing beyond the download.

UpkeepUpdate frequency

Generator log ships an update every 2 months, Generator Log & Maintenance every 4 days. The most recent releases landed on October 3, 2026 and October 15, 2026 respectively.

Scorecard4 real differences ยท 2 level
Generator log versus Generator Log & Maintenance: the parameters behind the verdict, then further details
ParameterGenerator logGenerator Log & Maintenance
PriceFreeFree
Update frequencyEvery 2 monthsEvery 4 days โ€” better
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPad, iPod โ€” betteriPhone
Requires iOS11.0 โ€” better17.0
Further details โ€” not scored
Size27 MB1 MB
Age rating4+4+
DeveloperYevgenii SheinSHINOBU MIYAHIRA

In-app purchases

None

Generator log

No in-app purchases

1 purchases

Generator Log & Maintenance

One-time1
  • Unlock Full Access$3.99

Questions

Is Generator log free?
Generator log is free to download, with no in-app purchases.
Is Generator Log & Maintenance free?
Generator Log & Maintenance is free to download, with in-app purchases available.
Do Generator log or Generator Log & Maintenance have ads?
Neither Generator log nor Generator Log & Maintenance shows ads.
Which is updated more often, Generator log or Generator Log & Maintenance?
Generator log ships an update every 2 months, and Generator Log & Maintenance every 4 days. Most recently, Generator log was updated on October 3, 2026 and Generator Log & Maintenance on October 15, 2026.

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