Comparison

chmod util vs CVETodo

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

Head to head
About

chmod util

Features
Read full description

chmod util helps you understand and build Unix file permissions. Tap r, w, and x for the owner, group, and everyone else, and see the corresponding chmod number instantly. Choose common modes such as 644, 755, and 600, each with a clear explanation of who gets access. A built-in, manual explains the essentials: - What read, write, and execute mean. - How permissions differ for files and directories. - How to remember the 4โ€“2โ€“1 rule. - All eight permission patterns in a handy cheat sheet. - Practical examples of chmod commands. A small, focused companion for developers, students, and anyone learning Unix permissions.

About

CVETodo

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Making security vulnerability tracking simple and efficient. Don't waste hours of your time digging through CVE feeds or waiting on vendor emails. CVETodo.com brings the latest threats straight to your inbox and lets you track your todo list on our dashboard. Get notified instantly when a CVE affecting your tracked products is published. Prioritize patching without scanning endless CVE databases. Track specific software, libraries, and platforms No more alert fatigue. Filter by CVSS score, exploitability, vendor, product, or keyword. Focus only on what matters to you. Start tracking vulnerabilities in under 2 minutes. Just enter your product list โ€” we handle the rest.

Screenshots

chmod util3 screens
CVETodo4 screens

Verdict

The call

The clearest difference is update cadence: CVETodo at every 13 months against chmod util's every 63 months. CVETodo also leads on iOS requirement (15.1 vs 17.6). 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

chmod util ships an update every 63 months, CVETodo every 13 months. The most recent releases landed on October 27, 2026 and October 8, 2026 respectively.

Scorecard2 real differences ยท 4 level
chmod util versus CVETodo: the parameters behind the verdict, then further details
Parameterchmod utilCVETodo
PriceFreeFree
Update frequencyEvery 63 monthsEvery 13 months โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS17.615.1 โ€” better
Further details โ€” not scored
Size2 MB24 MB
Age rating4+4+
DeveloperMattia RighettiANTHONY ERIC CHARLES WALKER

In-app purchases

None

chmod util

No in-app purchases

None

CVETodo

No in-app purchases

Questions

Is chmod util free?
chmod util is free to download, with no in-app purchases.
Is CVETodo free?
CVETodo is free to download, with no in-app purchases.
Do chmod util or CVETodo have ads?
Neither chmod util nor CVETodo shows ads.
Which is updated more often, chmod util or CVETodo?
chmod util ships an update every 63 months, and CVETodo every 13 months. Most recently, chmod util was updated on October 27, 2026 and CVETodo on October 8, 2026.

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