Comparison

DaysyDay Partner vs KoderRun

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

Head to head
About

DaysyDay Partner

This application allows users to view a partner's fertility data from another app. It displays past, present, and predicted fertility statuses, along with temperature curves and shared cycle details like menstruation and ovulation.

Highlights
  • View partner's fertility data
  • Calendar view of fertility status
  • Temperature curve overview
  • Share menstruation and ovulation data
  • Add personal notes
  • Comprehensive cycle understanding
Features
Read full description

DaysyDay Partner is the perfect complement to the DaysyDay App, allowing you to easily view your friend or partner’s Daysy data. The calendar view allows you to see past, present, and predicted fertility statuses while the temperature curve shows an overview of the cycle. Daysy users can also choose to share additional cycle data such as menstruations, ovulations, cervical fluid, intercourse, and personal notes to provide a comprehensive understanding of the cycle and keep you in the know.

About

KoderRun

Features
Read full description

Don’t run alone. KoderRun helps you find runs nearby, meet matching running partners, and make your own trainings visible. On the map, you can see when and where people around you are going for a run. When friends, runners you follow, or groups create a training, you can stay informed and simply join. For runners: • Discover runs near you • Find trainings by location, distance, and pace • Stay informed about new runs from friends, followed runners, or nearby people • Join runs with just a few taps • Create your own public trainings For groups and organizers: • Make trainings visible • Add meeting point, start time, distance, and pace • Collect confirmations • Reach more running partners • Plan recurring runs more easily Pro features: • Create running groups • Organize group events • Set up recurring trainings • Plan private runs for friends, teams, or closed groups • Share GPX tracks for planned routes KoderRun is made for casual runners, hobby runners, running groups, clubs, company running teams, and everyone who does not want to run alone. Whether it is an easy after-work run, a Sunday run, a preparation run, a trail run, or a new running meetup: KoderRun shows you who is running, where it starts, and how you can easily join. Privacy: We do not sell your data and we do not track you for advertising. Location access is only used when you search for runs nearby or set a meeting point. Feedback and requests: info@koderrun.de Terms of Use (EULA): https://koderrun.de/legal?section=terms Privacy Policy: https://koderrun.de/legal?section=privacy

Screenshots

DaysyDay Partner4 screens
KoderRun4 screens

Verdict

The call

The clearest difference is in-app purchases: DaysyDay Partner at none against KoderRun's 2. DaysyDay Partner also leads on iOS requirement (12.0 vs 15.1). KoderRun's advantage is update cadence (every 8 days vs every 2 months). 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. KoderRun sells 2 in-app purchases, starting at $3.99 per month. DaysyDay Partner asks for nothing beyond the download.

UpkeepUpdate frequency

DaysyDay Partner ships an update every 2 months, KoderRun every 8 days. Both last shipped on October 3, 2026.

Scorecard3 real differences · 7 level
DaysyDay Partner versus KoderRun: the parameters behind the verdict, then further details
ParameterDaysyDay PartnerKoderRun
PriceFreeFree
Rating4.0 (8 ratings) — better—
Positive reviews85.7% of reviews—
Number of ratings8 — better—
Update frequencyEvery 2 monthsEvery 8 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS12.0 — better15.1
Further details — not scored
Size56 MB56 MB
Age rating17+4+
DeveloperValley ElectronicsPeter Engelhard

In-app purchases

None

DaysyDay Partner

No in-app purchases

2 purchases

KoderRun

Subscriptions2
  • KoderRun Pro – monthly$3.991 Month
  • KoderRun Pro – yearly$44.991 Year

Questions

Is DaysyDay Partner free?
DaysyDay Partner is free to download, with no in-app purchases.
Is KoderRun free?
KoderRun is free to download, with in-app purchases available.
Do DaysyDay Partner or KoderRun have ads?
Neither DaysyDay Partner nor KoderRun shows ads.
Which is updated more often, DaysyDay Partner or KoderRun?
DaysyDay Partner ships an update every 2 months, and KoderRun every 8 days. Most recently, DaysyDay Partner was updated on October 3, 2026 and KoderRun on October 3, 2026.

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