Comparison

Plain Events vs RAID Calc2

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

Head to head
About

Plain Events

Features
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PlainEvents helps groups coordinate the details that make an event work: who is coming, where to be, what is happening, what needs to get done, and what changed. Create an event, invite guests, build a schedule, add activities, assign tasks, share updates, and collect quick decisions with polls. Whether you are planning a wedding weekend, birthday, potluck, trip, conference, or casual get-together, PlainEvents keeps the moving pieces organized in one shared place. Key features: β€’ Create events with dates, locations, descriptions, and helpful details β€’ Invite guests and track response states β€’ Build schedules and activities with registrations for multi-part events β€’ Assign tasks so responsibilities are clear β€’ Post event news and updates β€’ Use polls to make group decisions β€’ Organize locations and event-specific details β€’ Coordinate potlucks, weddings, conferences, birthdays, and more PlainEvents is built for real coordination, not just saving a date. It gives hosts and guests a clear shared view of the plan so everyone knows what is happening and where to be next. Privacy Policy: https://www.plainevents.com/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

RAID Calc2

Features
Read full description

Understand your RAID before you build it. RAID Calculator gives you quick, accurate estimates of usable capacity and redundancy for common RAID levels. Whether you’re planning a homelab, sizing storage for a small office, or just learning how RAID works, this simple calculator helps you reason about your arrays in seconds. Features β€’ Supports common RAID levels (e.g., RAID 0, 1, 5, 6, 10)* β€’ Enter disk size and disk count to see usable capacity β€’ See how many drive failures your configuration can tolerate β€’ Works completely offline – no accounts, no analytics, no ads β€’ Clean, focused UI with instant results Privacy-friendly by design All calculations run locally on your device. RAID Calculator doesn’t collect personal data, use trackers, or send your RAID configurations anywhere. Who is it for? β€’ Homelab and NAS enthusiasts β€’ IT admins and sysadmins β€’ Students learning about storage and redundancy β€’ Anyone who wants a quick RAID sanity check Plan your arrays with more confidence and less guesswork.

Screenshots

Plain Events4 screens
RAID Calc23 screens

Verdict

The call

The clearest difference is in-app purchases: RAID Calc2 at none against Plain Events's 3. On price, update cadence, ads 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. Plain Events sells 3 in-app purchases, starting at $4.99 per month. RAID Calc2 asks for nothing beyond the download.

UpkeepUpdate frequency

Plain Events ships an update every 8 days, RAID Calc2 every 2 weeks. The most recent releases landed on September 21, 2026 and September 11, 2026 respectively.

Scorecard1 real difference Β· 5 level
Plain Events versus RAID Calc2: the parameters behind the verdict, then further details
ParameterPlain EventsRAID Calc2
PriceFreeFree
Update frequencyEvery 8 days β€” betterEvery 2 weeks
AdsNoNo
In-app purchasesYesNo β€” better
DevicesiPhoneiPhone, iPad β€” better
Requires iOS18.5 β€” better18.6
Further details β€” not scored
Size52 MB13 MB
Age rating4+4+
DeveloperTightAppsTodd Greco

In-app purchases

3 purchases

Plain Events

Subscriptions2
  • Plain Events Pro (Monthly)7 Days trial$4.991 Month
  • Plain Events Pro (Yearly)1 Month trial$44.991 Year
One-time1
  • Plain Events Pro (Lifetime)$399.00
None

RAID Calc2

No in-app purchases

Questions

Is Plain Events free?
Plain Events is free to download, with in-app purchases available.
Is RAID Calc2 free?
RAID Calc2 is free to download, with no in-app purchases.
Do Plain Events or RAID Calc2 have ads?
Neither Plain Events nor RAID Calc2 shows ads.
Which is updated more often, Plain Events or RAID Calc2?
Plain Events ships an update every 8 days, and RAID Calc2 every 2 weeks. Most recently, Plain Events was updated on September 21, 2026 and RAID Calc2 on September 11, 2026.

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