A normal blocklist asks you to predict every distraction. Whitelist mode reverses the problem: you approve the few websites a task needs, and the rest of the web stays unavailable during the focus session.
That makes allow-only browsing useful for drafting, coding, analysis, and exam work—but only if you build the list carefully. This guide shows how to scope it, test it, and add stronger enforcement without locking yourself away from a required tool.
Quick answer: DeepZone lists whitelist mode as a Pro feature. Create a task-specific profile, add only required domains, run a short unlocked test, then use that profile for the real session. Add Lock Mode only after every login, document, and dependency works.
Source note: Product and privacy facts were checked July 24, 2026 against DeepZone’s official homepage, current pricing feature list, privacy policy, and terms. Promotional pricing is intentionally omitted because it can change.
What’s in this guide
Whitelist Mode vs a Normal Blocklist
With a blocklist, named destinations are denied and everything else remains open. With a whitelist, named destinations are allowed and everything else is denied. The second model reduces the chance that a new feed, forum, or search trail becomes an escape route.
| Approach | What stays open | Best fit | Main risk |
|---|---|---|---|
| Blocklist | Everything except named distractions | Normal work requiring broad web access | A new distraction remains reachable |
| Whitelist | Only approved destinations | Writing, coding, analysis, timed study | A forgotten dependency is blocked |
The strongest list is not the shortest possible list. It is the smallest list that lets the task finish without an emergency workaround.Allow-only setup principle
Prepare the Allowed Set Before You Start
Write the next deliverable in one sentence. Then inventory the web destinations required to produce it. Think in dependencies, not brand names: a document may live on one domain, authenticate through another, and embed files from a third.
- Primary workspace: the editor, repository, course portal, or dashboard where work happens.
- Reference sources: official documentation, a library database, or a finite set of research sites.
- Authentication: the identity-provider domain used when a session expires.
- Storage: cloud-drive or asset-host domains needed to load and save files.
- Communication: include only if the task genuinely requires real-time messages.
Privacy note: DeepZone’s official privacy policy says profiles, schedules, blocked website and app lists, keywords, domain exceptions, and session history are stored locally on the Mac. It separately discloses anonymous TelemetryDeck signals and Pro license validation.
Build a Whitelist Profile in DeepZone
- Create a profile named for the task. “Quarterly report” is easier to audit than “Focus.”
- Enable whitelist mode. The current official pricing feature list places this feature in DeepZone Pro.
- Add the required domains. Start with the primary workspace, then add authentication, storage, and reference dependencies.
- Leave optional destinations out. Email, chat, news, and general search should earn a place based on the task.
- Run a short session without Lock Mode. Open, authenticate, edit, save, export, and follow the links the workflow actually uses.
- Correct the list, then start the real block. If you need stronger commitment, use the password-and-timer Lock Mode described on DeepZone’s official site.
Research profile Broader
- Allow the project document, library or approved sources, citations, and required storage.
- Keep general search only when discovery is part of the task.
- Save useful sources before switching to a stricter drafting profile.
Drafting profile Strict
- Allow the writing workspace, saved references, and required storage.
- Exclude search, news, inboxes, and social sites unless the brief requires them.
- Add distracting native apps separately if you use DeepZone Pro app blocking.
Three Practical Allow-Only Setups
| Workflow | Allow | Leave unavailable |
|---|---|---|
| Writer | Editor, saved sources, dictionary, cloud storage | News, social, inbox, open-ended search |
| Developer | Repository, official docs, issue tracker, local app | Feeds, video, forums not needed by the issue |
| Analyst or student | Dataset, approved research, notes, citations | Shopping, entertainment, unrelated communities |
Test Before You Add Lock Mode
A whitelist can fail too well. A missing identity-provider or storage domain may not appear until you sign in, preview a file, or export the result. Test the complete workflow before applying a strong commitment layer.
- Start with a short, unlocked session.
- Open every required page in a fresh window.
- Confirm login, document loading, autosave, file upload, and export.
- Follow one representative link inside each approved tool.
- Check that a non-approved site is blocked across the browsers you use.
- Only then choose a longer duration or Lock Mode.
Keep the claim precise: DeepZone’s official site describes Lock Mode as password-protected and timer-based. This guide treats it as deliberate friction and a commitment feature, not as a guarantee against every administrator-level bypass.
Choose the Least Restrictive Mode That Works
| DeepZone setup | Availability | Use it when |
|---|---|---|
| Normal website blocklist | Free tier | You need broad web access and know the main distractions. |
| Domain exceptions | Free tier | A blocked destination has a legitimate subdomain or route you need. |
| Whitelist mode | Pro | The task needs only a finite set of sites. |
| Whitelist + Lock Mode | Pro | The list has passed testing and you want stronger commitment. |
Verdict: use whitelist mode for bounded work, not your whole day.
Whitelist mode is most effective when the deliverable is clear and its dependencies are known. It turns an open web into a deliberately small workspace, which is valuable for drafting, implementation, analysis, and timed study.
Use a normal blocklist for exploratory work. Move to an allow-only profile when research is gathered and execution begins. DeepZone Free is enough for standard website blocking and domain exceptions; whitelist mode, app blocking, and Lock Mode are currently Pro features.
Turn your task into a focused workspace
Create one profile, approve only the tools the deliverable needs, and test it before the serious session starts.
See DeepZone Pro