Comparison

Cycle Diary vs Simple Cycle

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

Head to head
About

Cycle Diary

Track your cycling activities with GPS, including speed, distance, and calories burned. Save your rides, set goals, and share your progress. Offers two map styles and background operation for uninterrupted tracking.

Highlights
  • GPS tracking for speed, distance, and route
  • Calorie burn calculation based on user data
  • Save and log cycling sessions
  • Two map styles: Satellite and Street
  • Background operation and lock screen support
  • Set cycling goals
  • Share ride logs
Features
Read full description

Cycle Diary will keep you motivated for your cycling process. This app uses GPS to locate and give the current speed, used time, distance and route in map, also calculates calorie burned when cycling according to your weight, speed and time used. You can save the log directly after cycling or add manually later. Features: ⁃ Show current speed, used time, calorie burned and route in map. ⁃ Two map styles: Satellite and Street. ⁃ Keep cycling logs and also with mood, weather and area icon. ⁃ Calculates total time used, calories burned and average speed for all logs. ⁃ Supports running in background and lock screen. ⁃ Supports pause and resume. ⁃ Share logs info by Facebook, Twitter and Email. ⁃ Create cycling goal with days and distance. ⁃ Supports standard & metric units. This app may use your location even when it isn’t open, which can decrease device battery life. If you have any question or suggestion, please send email to maxwellsoftware@gmail.com.

About

Simple Cycle

This private period tracker keeps all your sensitive health data securely on your device. Log your cycle, track symptoms, and receive accurate predictions without any cloud syncing or account creation. Enjoy a simple, secure, and private experience for managing your menstrual health.

Highlights
  • Local-only data storage
  • Cycle calendar with fertile window indicator
  • Smart predictions based on logs
  • Quick logging for flow, cramps, mood
  • Face ID/Touch ID app lock
  • CSV data export
  • One-time purchase
Read full description

Your cycle. Your business. Simple Cycle is a private period tracker for keeping useful records without accounts, ads, tracking, or subscriptions. Period dates, symptoms, and notes are stored locally on your iPhone. We don't collect your cycle or symptom data. There is no cloud sync, Apple Health connection, or automatic sharing. Export a copy only when you choose. START WITH WHAT YOU KNOW Add a period with start and end dates, record an ongoing period, or come back to earlier dates. Edit a whole period without losing its symptoms or notes. Setup is optional: you don't need to rebuild years of history to begin. LOG YOUR WAY Record flow, cramps, mood, and notes on any day. Add custom symptoms, put favorites first, and leave anything blank. An unanswered field stays unanswered. SEE YOUR HISTORY CLEARLY Compare completed cycle lengths and period lengths, with the number of records behind each summary. Browse a dated timeline of symptoms and notes, filter entries, and return to a day to make a correction. YOUR RECORDS. YOUR CALL. Create a readable PDF report or CSV file right on your iPhone. Choose the dates, symptoms, and notes to include, preview the result, then decide whether to share. Export and deletion remain available after your trial ends. Add an optional app lock using Face ID, Touch ID, or your iPhone passcode. ESTIMATES ARE OPTIONAL Show or hide period estimates and choose whether to receive a period reminder. An estimated fertile window is available only if you turn it on. It does not confirm ovulation. Estimated fertile window based on cycle averages. Not a contraceptive. Not for family planning. ONE PURCHASE. NO SUBSCRIPTION. Try everything free for seven days, then keep tracking with one lifetime purchase. No recurring payments. No ads. No tracking. Ever. Built by Under5.

Screenshots

Cycle Diary4 screens
Simple Cycle4 screens

Verdict

The call

The clearest difference is review sentiment: Simple Cycle at 100% against Cycle Diary's 27%. Simple Cycle also leads on rating (5.0 vs 1.5) and ads (none vs shown). Cycle Diary's advantage is monetization model (free with in-app purchases vs paid) and ratings volume (6 vs 2). On price, in-app purchases 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. Cycle Diary sells 2 one-off in-app purchases and Simple Cycle sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Simple Cycle holds the better App Store score, 5.0 against 1.5. Both are backed by a comparable volume of ratings — 6 and 2 respectively. Written reviews point the same way: 27% of Cycle Diary's written reviews are positive against 100% of Simple Cycle's.

UpkeepUpdate frequency

Cycle Diary ships an update every 12 months, Simple Cycle every 3 months. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

Scorecard7 real differences · 3 level
Cycle Diary versus Simple Cycle: the parameters behind the verdict, then further details
ParameterCycle DiarySimple Cycle
PriceFreeFree
Rating1.5 (6 ratings)5.0 (2 ratings) — better
Positive reviews27.3% of reviews100.0% of reviews — better
Number of ratings6 — better2
Update frequencyEvery 12 monthsEvery 3 months — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size13 MB4 MB
Age rating4+4+
Developer倩 赵CoreLift LLC

Customer experience

Cycle Diary

All ratings6 ratings
Positive16.7%
Neutral0.0%
Negative83.3%
Written reviews11 reviews
Positive27.3%
Neutral0.0%
Negative72.7%

Simple Cycle

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Cycle Diary

One-time2
  • Remove ads$0.99
  • Map$1.99
1 purchases

Simple Cycle

One-time1
  • Own it Forever!$1.99

Questions

Is Cycle Diary free?
Cycle Diary is free to download, with in-app purchases available.
Is Simple Cycle free?
Simple Cycle is free to download, with in-app purchases available.
Which has better reviews, Cycle Diary or Simple Cycle?
Simple Cycle is rated higher. Cycle Diary averages 1.5 out of 5 from 6 ratings, while Simple Cycle averages 5.0 from 2 ratings.
Do Cycle Diary or Simple Cycle have ads?
Cycle Diary shows ads; Simple Cycle does not.
Which is updated more often, Cycle Diary or Simple Cycle?
Cycle Diary ships an update every 12 months, and Simple Cycle every 3 months. Most recently, Cycle Diary was updated on November 6, 2026 and Simple Cycle on October 31, 2026.

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