pricing-breakdowns
Published by Floriva · Updated 2026-05-01 · How Floriva checks its guides
Period Calendar App Pricing: What You Pay and What It Costs You
Period Calendar by Simple Innovation is free and ad-supported. Your cycle data fuels the advertising that keeps it running.
Period Calendar by Simple Innovation is free with ads. There is no meaningful premium tier that changes the data architecture. The app collects cycle data, stores it server-side, and uses advertising SDKs that share behavioral data with third-party ad networks. You pay nothing in money and everything in data.
The Price Tag: Free
Period Calendar by Simple Innovation costs nothing to download. It has been one of the most popular period tracking apps on both app stores for years, mostly because of the zero-dollar price. For users who search "period tracker" and sort by price, it appears at the top.
The app covers basic period and ovulation tracking, a fertility calendar, symptom logging, and cycle history. It works. Predictions improve over time as you log more cycles. For basic functionality at no cost, it does what it says.
How Free Apps Make Money
Period Calendar is ad-supported. Ads appear throughout the app, and that revenue funds development. This is a standard mobile app model. But the implications are different when the app handles reproductive health data.
Advertising in a period tracker is not like advertising in a weather app. The data collected alongside those ads includes menstrual cycle dates, fertility windows, symptom logs, and sexual activity records. Ad SDKs collect device identifiers and behavioral signals, building profiles that follow users across the advertising ecosystem.
The ads you see are the visible cost. The data flowing to ad networks is the invisible one.
Small Developer, Big Data Questions
Period Calendar is made by a smaller development studio. This matters for privacy.
Smaller companies typically have less detailed privacy policies. They have fewer legal resources to challenge subpoenas or data requests. Their data handling gets less scrutiny from regulators. And their ad SDK implementations may share more data than needed because ad revenue optimization is the main business concern.
This does not mean the developer is acting in bad faith. It means the structural incentives of ad-supported development push toward more data sharing, not less. A small team focused on ad revenue does not have the motivation to build privacy-preserving ad integrations.
Server Storage and Legal Risk
Period Calendar stores tracking data on the developer's servers. There is no local-only mode. Your complete cycle history, including dates that could indicate a missed period or pregnancy, lives on infrastructure controlled by a third party.
In states with reproductive health restrictions, this creates exposure. Law enforcement can serve legal process on the developer to obtain user records. A small company is less likely to challenge such requests than a large one.
Your data's security depends entirely on a company you have no relationship with beyond installing their free app.
What Ad Removal Actually Changes
If Period Calendar offers an ad-removal purchase, paying it stops ads from appearing on your screen. This is a user experience improvement, not a privacy improvement.
In many implementations, the ad SDK stays active for analytics purposes even when ad rendering stops. The data pipeline may continue running silently.
Even if ad SDKs fully deactivate, your data stays on the developer's servers. The fundamental architecture does not change with an ad-removal purchase.
The Floriva Alternative
Floriva is a paid app with no free tier: no ads, no ad SDKs, no readable central cycle database storage, no account required. Your cycle data stays on your device. There is no readable central cycle database to request from Floriva.
The subscription is the business model. Floriva does not need your data to be valuable to advertisers because your payment funds the product directly.
Making the Choice
Period Calendar is free and functional. Floriva is a paid app with no free tier and is private. The decision comes down to whether your reproductive health data is worth paying to keep away from the advertising networks that currently receive it for free.
Cited signals
- Consumer period tracker apps are generally outside HIPAA and server-held app records can be reachable through legal process. FTC health app privacy guidance
Plans or tiers
| Plan | Price | What you get |
|---|---|---|
| Free | Free | Full tracking with advertisements Period and ovulation tracking; Fertility calendar; Symptom logging; Cycle history; In-app advertisements |
| Premium (if available) | Check app store for current pricing | Ad removal and possible additional features Ad-free experience; Data still stored server-side |
Period Calendar vs Floriva: Cost Comparison
| Factor | Period Calendar | Floriva |
|---|---|---|
| Monthly price | Free (ad-supported) | Paid app (no free tier) |
| Ad-supported | Yes | No |
| Data sold to advertisers | Yes, via ad SDKs | No |
| Account required | Yes | No |
| Data location | Developer servers | Your device |
| Subpoena exposure | Yes | No |
Quick answers to the obvious questions.
How much does Period Calendar cost
Period Calendar is free to download and use. It is entirely ad-supported. Some versions may offer an ad-removal purchase, but the core product is free because advertising revenue funds development. Check the app store listing for any current premium options.
Is Period Calendar safe to use
Period Calendar stores data on servers and embeds advertising SDKs. Your cycle data contributes to advertising profiles through these SDKs. In states with reproductive health legal restrictions, server-stored cycle data can be subpoenaed. Safety depends on your threat model.
Questions people ask before they switch.
Why is Period Calendar free
Period Calendar is free because it is ad-supported. Advertising networks pay to show ads to users, and the targeting data from your cycle tracking activity makes those ads more valuable. The product is your attention and your data.
Does removing ads fix the privacy problem
Paying to remove ads stops you from seeing advertisements. It may or may not stop ad SDKs from collecting data, depending on implementation. Even without ads displayed, the underlying data architecture and server storage remain unchanged. Removing ads is a cosmetic change, not a privacy change.
What is the alternative
Floriva is a paid app with no free tier that keeps core records on your device, includes no advertising SDKs, and requires no account for core tracking. The subscription funds the product directly, so your data does not need to.