Euki App Cost: Is Free Really Free for Privacy

Euki is free with strong on-device privacy. We cover what the $0 price means in practice, the funding model risk, and what Floriva adds.

Euki is free, privacy-first, and stores data on your device. Floriva takes a local-first approach for core tracking. The tradeoff is no cross-device sync, no iOS-Android parity beyond basics, and dependency on nonprofit grant funding with no guaranteed long-term roadmap. Floriva is a paid app with no free tier and adds optional encrypted sync.

Euki Is Genuinely Free and Genuinely Private

Euki charges nothing and does not monetize user data. No ad tier, no data licensing, no paid upgrade. Reproductive health nonprofits fund it. It uses on-device storage and requires no account.

For users who need a free period tracker with real privacy, Euki is the strongest option available. It is a good app.

The Funding Model Question

Euki's strength is also its limitation. Nonprofit funding means development is driven by grant cycles, not user demand. When a grant ends, development can slow or stop. The app can fall behind on iOS and Android updates. Features that paying users would fund, like cross-device sync, are not priorities in a grant model.

This is not a criticism of Euki's mission. It is how nonprofit software works under budget constraints.

Several reproductive health apps have gone stale or stopped working when their funding ended. Users who built their tracking history in those apps lost it.

What Floriva's Subscription Adds

Floriva uses the same approach as Euki: data stays on your device, no account required, nothing on a server. The subscription funds:

Encrypted cross-device sync (your data, readable only on your devices)
Active iOS and Android development
Long-term product continuity

If $0 is the requirement, Euki is a solid choice. If a paid subscription works for you, Floriva adds sync and a sustainable roadmap.

Cited signals

Floriva is a paid app with no free tier; Euki stays free by relying on nonprofit grant funding instead of subscriptions Floriva pricing

Plans or tiers

Plan	Price	What you get
Free	$0/mo	Full cycle tracking, no paid tier; On-device storage (no account required); Symptom and mood logging; Sexual health education resources; No cross-device sync

Euki vs Floriva feature and cost comparison

Feature	Euki	Floriva
Price	$0	Paid app (no free tier)
Local-first storage	Yes	Yes
Account required	No	No
Cross-device sync	No	Yes (encrypted)
iOS support	Yes	Yes
Android support	Yes	Yes
Long-term funding	Grant-dependent	Subscription-funded

What you actually pay over time.

Hidden cost 1: No revenue model: Euki is nonprofit-funded, meaning features and maintenance depend on grant cycles, not sustainable recurring revenue
Hidden cost 2: No cross-device sync: if you switch phones or lose your device, all historical data is gone
Hidden cost 3: Available on iOS and Android but feature parity is not always maintained across platforms
Hidden cost 4: No web access, phone-only
Hidden cost 5: Limited prediction algorithm depth compared to apps with millions of training data points

Quick answers to the obvious questions.

Is Euki actually private

Yes. Euki stores data on your device with no server-side storage. No account is required. The International Planned Parenthood Federation and other reproductive health nonprofits fund it specifically because of the privacy architecture. The core records stay on your phone.

What is the risk of using a free nonprofit app for period tracking

The risk is continuity, not privacy. Nonprofit apps depend on grants. If funding is not renewed, development stops. Unlike a subscription-funded product, there is no direct revenue signal to prioritize feature work or maintain the app through OS updates. This is not a theoretical risk, several reproductive health apps have gone inactive when funding ended.

How does Floriva differ from Euki

Both avoid a readable company database for core tracking. Floriva adds optional encrypted sync and is funded by subscriptions rather than grants, which provides a more direct incentive to maintain and improve the product. Floriva is a paid app with no free tier.

Questions people ask before they switch.

Who makes Euki

Euki is developed by the International Planned Parenthood Federation Western Hemisphere Region (IPPFWHR) in collaboration with reproductive health organizations. It is a nonprofit project aimed at providing private sexual and reproductive health tracking.

What happens to my Euki data if I get a new phone

Euki's on-device storage means data is stored locally. If you get a new phone and cannot transfer local app data, your tracking history is lost. There is no cloud backup. For users who want historical data available across devices, this is a significant limitation.

Does Euki have a premium plan

No. Euki is free with no paid tier. All features are available to all users.

Is Euki better than Floriva for privacy

Both reduce company-held data. Euki stores data on-device. Floriva keeps core tracking local and does not hold readable synced cycle records. The differences are feature set, sync capability, and funding model.