TempCurve BBT Chart vs Jayla
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
TempCurve BBT Chart
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TempCurve is a simple, private iOS app for women trying to conceive (TTC) who want to track their basal body temperature (BBT) and confirm ovulation manually. Key features: - Log daily basal body temperature in Fahrenheit or Celsius - 3-over-6 rule algorithm to confirm biphasic temperature shifts and ovulation - Interactive temperature curve chart showing your last 10 records and Coverline - Physiological status dashboard showing confirmed ovulation date or logging guidance - History list grouped by month with swipe-to-delete action - Export BBT history to CSV or clear all data locally - Fully offline with no accounts, no ads, and no cloud data tracking TempCurve is designed for informational and general wellness purposes only. It is not intended to be used for contraception, medical advice, diagnosis, or treatment.
Jayla
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Jayla is a gentle, predictive baby tracker that learns your little one's rhythm ā so you can see what's coming, not just what already happened. One tap logs a feed, nap, or diaper. Behind the scenes, Jayla studies the timing and quietly predicts the next feed and the next nap window, right on your home screen. No spreadsheets, no guesswork. WHAT MAKES JAYLA DIFFERENT ⢠Predicts the next feed and nap window from your baby's real patterns ⢠A calm home screen that answers "when will she be hungry or tired?" at a glance ⢠Optional lock-screen reminders, so you can log without even opening the app ⢠A daily story of sleep, feeds, and diapers ā the whole day in seconds BEAUTIFULLY SIMPLE ⢠One-tap logging for feed, sleep, poop, and pee ⢠Hold to undo ā fix a mistap instantly ⢠A sweet keepsake profile with your baby's name, age, and star sign ⢠Warm, hand-drawn design made for tired eyes at 3am PRIVATE BY DESIGN ⢠No account. No sign-up. No cloud. ⢠Every log stays on your iPhone ā your family's data never leaves the device ⢠No ads, no third-party tracking, no data collection. Ever. Made by a parent, for parents, in those precious blurry early months. Jayla offers gentle guidance based on your own logs and is not a medical device. Always follow your pediatrician's advice.
Screenshots
Verdict
TempCurve BBT Chart and Jayla are too close to call on the numbers: across 5 compared parameters ā price, ads, in-app purchases and device support among them ā neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | TempCurve BBT Chart | Jayla |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | ā |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone |
| Requires iOS | 17.0 ā better | 17.6 |
| Further details ā not scored | ||
| Size | 4 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | ę„å å | Chih-Yao Sun |
In-app purchases
TempCurve BBT Chart
No in-app purchases
Jayla
No in-app purchases
Questions
Is TempCurve BBT Chart free?
Is Jayla free?
Do TempCurve BBT Chart or Jayla have ads?
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