Comparison

Cron Expression Generator vs OtterButter

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

Head to head
About

Cron Expression Generator

Features
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Cron Expression Generator puts essential scheduling tools in your pocket. Build cron expressions in the Generate tab, decode any cron string in the Decode tab, and copy results with one tapβ€”ideal for developers, DevOps, and anyone working with cron jobs or task schedulers. β–Ί Build & Decode β€’ Generate tab: edit five fields (minute, hour, day of month, month, day of week) and see the cron expression and schedule update live. β€’ Decode tab: paste any cron expression and see it decoded into plain English as you typeβ€”no decode button needed. β€’ Full cron syntax: * (every), ranges (1-5), lists (1,3,5), steps (*/5), and step-with-range (0-23/2). β€’ Enter values in valid ranges (e.g. 0-59 for minutes, 0-23 for hours, 0-7 for day of week with 0 and 7 = Sunday). β€’ Human-readable schedule (e.g. "Every 2 minutes, minutes 0 through 23 past the hour"). β€’ Invalid expressions are clearly marked with an error state. β–Ί Copy & Share β€’ One tap to copy the cron expression. β€’ One tap to copy the schedule description. β–Ί General β€’ Dark and light theme. β€’ Expandable Cron Rules section for syntax reference on both tabs. β€’ Portrait layout for one-handed use. β€’ No account required. Built for quick cron checks, CI/CD configs, and schedulingβ€”free to use, with ads to support development.

About

OtterButter

Features
Read full description

Something down? Get a plain summary of what's happening across your Grafana dashboards and alerts in seconds, powered by AI, right from your phone. We turn your Grafana monitoring into something anyone can understand. Complex Dashboards, Simple Answers Dozens of panels, hundreds of metrics, thousands of data points β€” OtterButter's AI reads it all and gives you one clear summary. No more zooming into tiny graphs or guessing what a spike means. Built for Humans, Not Just Engineers Tell OtterButter your role and every summary speaks your language. Engineers get root causes and next steps. Product owners get business impact. Non-technical stakeholders get a plain-English explanation. Same incident, different lens. One Tap to Understand Alert firing? Dashboard looks wrong? Tap once. AI analyzes your panels, correlates your metrics, and tells you what's happening and why in seconds, not minutes. All Your Instances, One Simple View Multiple Grafana instances, different teams, scattered dashboards, OtterButter brings them together in one clean interface on your phone. Simple Doesn't Mean Unsafe OtterButter connects directly from your device to your Grafana. Your credentials never leave your phone. No third-party servers in between. Simple to use, serious about security. Monitoring Shouldn't Require a Laptop Whether you're on call, in a meeting, or away from your desk, open the app, get the answer, move on. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://otterbutter.com/privacy.html

Screenshots

Cron Expression Generator4 screens
OtterButter4 screens

Verdict

The call

The clearest difference is in-app purchases: Cron Expression Generator at none against OtterButter's 2. Cron Expression Generator also leads on iOS requirement (13.0 vs 15.1). OtterButter's advantage is ads (none vs shown). On price 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. OtterButter sells 2 in-app purchases, starting at $9.99 per month. Cron Expression Generator asks for nothing beyond the download.

Scorecard3 real differences Β· 3 level
Cron Expression Generator versus OtterButter: the parameters behind the verdict, then further details
ParameterCron Expression GeneratorOtterButter
PriceFreeFree
Update frequencyβ€”Every 2 weeks
AdsYesNo β€” better
In-app purchasesNo β€” betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 β€” better15.1
Further details β€” not scored
Size23 MB57 MB
Age rating4+4+
DeveloperChun Yu LeungRifat Cagri Ekin

In-app purchases

None

Cron Expression Generator

No in-app purchases

2 purchases

OtterButter

Subscriptions2
  • Everyday Otter Monthly$9.991 Month
  • Uber Otter Monthly$17.991 Month

Questions

Is Cron Expression Generator free?
Cron Expression Generator is free to download, with no in-app purchases.
Is OtterButter free?
OtterButter is free to download, with in-app purchases available.
Do Cron Expression Generator or OtterButter have ads?
Cron Expression Generator shows ads; OtterButter does not.

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