Comparison

DayDistance vs SIMY

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

Head to head
About

DayDistance

Easily calculate the duration between two dates in days, months, or years. You can also determine a future or past date by adding or subtracting a specified number of days, months, or years.

Highlights
  • Calculate days between dates
  • Calculate months between dates
  • Calculate years between dates
  • Determine date from number of days
  • Determine date from number of months
  • Determine date from number of years
Features
Read full description

DayDistance is a simple date calculator for finding the interval between two dates. Choose a start date and an end date to see the number of days, weeks, months, and years, months, and days at a glance. You can also enter an interval to calculate an end date before or after a start date. Useful for: - Counting the days since starting school, a new job, or another milestone - Checking the time remaining until an exam, trip, anniversary, or deadline - Calculating the time until a due date or scheduled event - Finding a date a specified number of days, weeks, months, or years away Features: - Calculate days, weeks, months, and years, months, and days between two dates - Calculate an end date from a specified interval - Choose whether to include the start date - Gregorian and Japanese calendar display - Native support for iPhone and iPad - Share calculation results - Optional one-time in-app purchase to remove ads DayDistance makes everyday date and interval calculations quick and easy.

About

SIMY

Features
Read full description

SIMY Resonant Intelligence — From Meetings to Merged Code. SIMY is an autonomous AI agent that turns conversations into production-ready code, tests, and pull requests — without prompts or manual specs. Just record your meetings. SIMY handles the rest. 【Key Features】 ■ Automatic Context Capture ・Connect Zoom, Slack, Teams, and Gmail. ・SIMY extracts requirements, decisions, and constraints directly from conversations. ■ Autonomous Execution ・From an auto-generated Action list, SIMY: ・Writes code ・Generates tests ・Performs code reviews ■ Pull Request Delivery Review-ready pull requests are automatically created in GitHub — ready to merge. 【Proven Results】 ・17.7× more PRs per engineer per day ・96.3% first-pass code review rate Measured across real-world engineering tasks. 【Enterprise-Grade Security】 ・Physically isolated database per company ・Communication-based access control ・Zero training guarantee ・End-to-end encryption ・GDPR-ready ・99.9% uptime SLA 【Built For Teams Who Ship】 ・Eliminate rework ・Align PM and engineering instantly ・Reduce context-switching ・Accelerate software delivery

Screenshots

DayDistance4 screens
SIMY4 screens

Verdict

The call

The clearest difference is in-app purchases: DayDistance at none against SIMY's 12. SIMY's advantage is update cadence (every 2 weeks vs every 5 months) and iOS requirement (15.6 vs 26.0). On price, ads and device support there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. SIMY sells 12 in-app purchases, starting at $12.99 per month. DayDistance asks for nothing beyond the download.

UpkeepUpdate frequency

DayDistance ships an update every 5 months, SIMY every 2 weeks. The most recent releases landed on September 16, 2026 and September 18, 2026 respectively.

Scorecard3 real differences · 5 level
DayDistance versus SIMY: the parameters behind the verdict, then further details
ParameterDayDistanceSIMY
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 5 monthsEvery 2 weeks — better
AdsYesYes
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPod
Requires iOS26.015.6 — better
Further details — not scored
Size4 MB164 MB
Age rating4+4+
DeveloperTohru ItohAwakApp Inc.

In-app purchases

None

DayDistance

No in-app purchases

12 purchases

SIMY

Subscriptions5
  • Hoshi Tomohiro Avatar7 Days trial$12.991 Month
  • Senmoto Sachio Avatar7 Days trial$12.991 Month
  • Tsuyoshi Kawata Avatar7 Days trial$12.991 Month
Show 2 more
  • Plus-Monthly$39.991 Month
  • Plus-Yearly$359.991 Year
One-time7
  • 4,000,000 SIMY Tokens$0.99
  • Create 1 Milestone$0.99
  • 1 Sync$0.99
Show 4 more
  • 20,000,000 SIMY Tokens$4.99
  • 40,000,000 SIMY Tokens$9.99
  • 200,000,000 SIMY Tokens$49.99
  • 400,000,000 SIMY Tokens$99.99

Questions

Is DayDistance free?
DayDistance is free to download, with no in-app purchases.
Is SIMY free?
SIMY is free to download, with in-app purchases available.
Do DayDistance or SIMY have ads?
Both DayDistance and SIMY show ads.
Which is updated more often, DayDistance or SIMY?
DayDistance ships an update every 5 months, and SIMY every 2 weeks. Most recently, DayDistance was updated on September 16, 2026 and SIMY on September 18, 2026.

Other comparisons