Open source and local storage are good reasons to put drip. on your shortlist. Its iOS listing describes a noncommercial, open-source cycle tracker with logging, charts and import/export.[5] lilCycles offers a different local workflow: periods, mood and strength-session records on iOS and Apple Watch, without an app account or cloud sync.[57]
We are lilMONSTER, the maker of lilCycles. This is our comparison, not an independent review. We checked drip.'s iOS listing, FAQ and privacy policy on 19 October 2026. We did not install it, inspect the current binary or audit its network traffic. The privacy policy itself is dated 30 August 2022; a fresh access date does not make it a fresh technical audit.[14]
Compare the records and the exit route
| Question | lilCycles | drip. |
|---|---|---|
| What can I record? | Period, mood and strength sessions.[57] | The iOS listing describes bleeding, mood, pain and other cycle observations.[5] |
| How is data stored? | On-device app data; no cloud sync.[57] | Its policy says data stays on-device and it collects no personal or usage data.[14] |
| What can I take with me? | An encrypted backup/export archive.[57] | The listing and FAQ document import/export, including CSV migration.[5][13] |
| What backup caveat matters? | User-directed exports create separate copies.[57] | Its policy warns that operating-system cloud backups may occur depending on settings.[14] |
A readable export and an encrypted archive solve different needs. CSV may be useful when inspecting or moving records, while encryption addresses access to the archive. We did not verify drip.'s application-level archive encryption or cross-app compatibility. Do not infer that lilCycles can import drip.'s CSV merely because both products mention exports.
Local does not necessarily mean no other copies
The drip. policy explicitly separates the app's data handling from the operating system's backup settings.[14] That is a useful qualification, not a reason to dismiss the app's privacy approach. Check your device backup settings if excluding cloud copies is a strict requirement.
lilCycles' own boundaries also need explaining. It has no account, ads, analytics SDK or tracking, but it can write to Apple Health and export to a dedicated calendar. Deleting local lilCycles data does not delete Health samples already written.[57] An export destination is not the same thing as lilCycles cloud sync.
Choose the interface and scope you need
drip.'s documented charts, password protection and portable records make it worth investigating if you value open-source software and the ability to examine your data.[5][13] We have not tested its account-free first-run workflow, so we do not turn the lack of an account description into a verified onboarding result.
lilCycles may fit better if you want its period, mood and strength-session combination and Apple Watch support.[57] That is a workflow preference, not a claim that a phase label can improve training results. lilCycles is an 18+ wellness app, not contraception; phase guidance is labelled "not medical advice".[57]
Optional lilCycles summaries use on-device Apple Intelligence where available or your own local model server, with a redacted payload preview. The app works fully without AI.[57] We do not assume a model connection is necessary for a useful tracker.
Is open source proof of security?
No. Source availability and an independently audited release are different claims. This comparison establishes the published open-source description, not the security of every build or configuration.[5]
Which is the more private app?
We have not established a universal ranking. Compare the specific boundaries you require: provider collection, backups, exports, device access and recovery. Both products' documented local approaches deserve a fair assessment.[14][57]
Sources
[5] https:/
[13] https:/
[14] https:/
[57] https:/