Comparison

Pim vs Simple Period Tracker

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

Head to head
About

Pim

This app helps you manage your birth control routine with timely reminders and easy logging. It automatically tracks your cycles and periods, offering a clear overview of your intake history and upcoming breaks. Stay on track with your health effortlessly.

Highlights
  • Daily pill reminders
  • Lock screen logging
  • Apple Watch logging
  • Intake history calendar
  • Automatic cycle calculation
  • Supports various pill regimens
Features
Read full description

From daily reminders to pill-free period tracking, keep your routine effortlessly, every day. --- ### [Faster, Easier Pill Reminders] - Get reminders at your preferred time - Log your pill directly from the lock screen - Check off your dose in just one second with Apple Watch --- ### [Your Pill History at a Glance] - View your intake history on a calendar - Freely edit date and time records - Quickly check only the days you need --- ### [Automatic Pill-Free Period Tracking] - Simply enter your pill type and start date - Automatically calculates pill-taking cycles and breaks - Supports various regimens including 21-day and 28-day packs --- ### [Coming Soon] 1. Quick pill logging with widgets 2. Get answers to birth control questions directly in the app

About

Simple Period Tracker

This app offers a simple and intuitive way to track your menstrual cycle, ovulation, and fertile days. It provides accurate predictions with custom reminders and allows for detailed symptom and mood logging. Access your health data offline and personalize your experience with color themes.

Highlights
  • Quick period logging
  • Daily symptom tracking
  • Personal notes
  • Auto cycle prediction
  • Custom reminders
  • Offline access
Features
Read full description

Cherri is a simple, distraction-free period tracker designed for quick recording and accurate predictions. Check your next period, ovulation, and fertile days in just 10 seconds a day — with clean reminders when you need them. ■ Quick, intuitive logging Tap start/end dates directly on the calendar. ■ Daily symptom tracking Track a variety of symptoms by date with detailed categories. ■ Personal notes Record your mood, condition, and personal memos. ■ Auto cycle prediction Analyzes your period history for more accurate, personalized predictions. ■ Custom reminders Get alerts before your period, ovulation, or on the day. ■ Ovulation & fertility prediction Stay informed about fertile days automatically. ■ Long-term records Track up to 5 years of past cycles. ■ Offline access Use anywhere, anytime without internet. ■ Color themes Choose from 6 styles to personalize your calendar. No ads, no clutter — just the essentials for your health.

Screenshots

Pim4 screens
Simple Period Tracker4 screens

Verdict

The call

The clearest difference is update cadence: Simple Period Tracker at every 2 weeks against Pim's every 2 months. Simple Period Tracker also leads on iOS requirement (14.0 vs 17.0). On price, review sentiment, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Pim ships an update every 2 months, Simple Period Tracker every 2 weeks. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

Scorecard2 real differences · 8 level
Pim versus Simple Period Tracker: the parameters behind the verdict, then further details
ParameterPimSimple Period Tracker
PriceFreeFree
Rating—3.7 (3 ratings) — better
Positive reviews100.0% of reviews — better92.9% of reviews
Number of ratings—3 — better
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, Apple WatchiPhone, iPod
Requires iOS17.014.0 — better
Further details — not scored
Size48 MB36 MB
Age rating12+12+
DeveloperHyemi Sosangwoo lee

Customer experience

Pim

Written reviews7 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Simple Period Tracker

All ratings3 ratings
Positive66.7%
Neutral33.3%
Negative0.0%
Written reviews28 reviews
Positive92.9%
Neutral7.1%
Negative0.0%

In-app purchases

None

Pim

No in-app purchases

None

Simple Period Tracker

No in-app purchases

Questions

Is Pim free?
Pim is free to download, with no in-app purchases.
Is Simple Period Tracker free?
Simple Period Tracker is free to download, with no in-app purchases.
Do Pim or Simple Period Tracker have ads?
Neither Pim nor Simple Period Tracker shows ads.
Which is updated more often, Pim or Simple Period Tracker?
Pim ships an update every 2 months, and Simple Period Tracker every 2 weeks. Most recently, Pim was updated on October 30, 2026 and Simple Period Tracker on November 5, 2026.

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