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MDM vs App-Based Phone Solutions for Schools: Which Is Right for You?

A technical comparison of Mobile Device Management (MDM) solutions like Jamf and Mosyle versus app-based phone-free solutions like LockedIn: covering enrollment requirements, privacy implications, cost, effectiveness, and best use cases for each.

ComparisonsBy Brian Ohebshalom and Noah Fakheri, LockedIn’s co-founders

8 min read

Disclosure: LockedIn makes one of the products compared here. We describe each one as fairly as we can; if something about another product is wrong, email hello@lockedinapp.co and we’ll fix it.

IT directors often ask: "Can't we just use our existing MDM to enforce a phone-free policy?" It's a reasonable question. MDM platforms like Jamf, Mosyle, and Google Workspace are powerful tools. But using MDM for a phone-free campus is like using a sledgehammer to hang a picture frame. Here's why, and when each approach makes sense.

What MDM Can and Can't Do

MDM (Mobile Device Management) platforms are designed to manage organization-owned devices. They can restrict apps, enforce settings, push configurations, and remotely wipe devices. They're excellent for school-owned iPads and Chromebooks.

The problem: phone-free policies apply to student-owned personal devices. And that changes everything.

MDM vs App-Based: Key Differences

Factor MDM (Jamf, Mosyle, etc.) App-Based (LockedIn)
Device enrollment Required (MDM profile) Not required
Works on personal (BYOD) phones Difficult, parents resist Yes, no MDM profile needed
Data access Broad (can see apps, location, usage) Minimal (on or off campus and lock state; no messages, photos or browsing)
Privacy concerns Significant for personal devices Minimal: no messages, photos, or browsing accessed
IT overhead High, requires IT management Low, managed by school admin
Cost Per device, per year (Mosyle lists $0–$9; Jamf quotes) Contact for pricing
Geofencing Varies by platform Built-in, automatic
Circumvention detection Not designed for this Flags common workarounds

The Privacy Problem with MDM on Personal Devices

This is the dealbreaker for most schools. MDM enrollment on a personal phone gives the school administrative control that goes far beyond what a phone-free policy requires. Parents rightfully ask: "Why does the school need to manage my child's personal phone?"

LockedIn takes a fundamentally different approach. It runs as an ordinary app: no MDM enrollment, no device ownership, no access to personal content. During school hours it checks whether the phone is on campus and whether it’s locked, plus a few device signals that give away a workaround.

How an app can lock a phone covers Apple's Screen Time on iPhone and the Android settings, with no device-management profile and no device admin.

When MDM Makes Sense

MDM is the right choice when you're managing school-owned devices: iPads, Chromebooks, classroom tablets. If your school provides devices to students, MDM is essential for configuration management, app deployment, and content filtering.

When App-Based Solutions Make Sense

App-based solutions like LockedIn are the right choice when you need to enforce a phone-free policy on student-owned personal devices. No enrollment friction, no privacy concerns, no IT management overhead.

A school can use both: MDM for school-owned devices, and LockedIn for the phone policy on personal phones. Contact LockedIn to discuss how the two can work together in your environment.

Sources

  1. Mosyle pricing for schools(opens in a new tab)

    Mosyle

  2. Jamf education pricing(opens in a new tab)

    Jamf

Topics: MDM vs app based phone solutions, MDM school phone management, Jamf vs LockedIn, MDM phone ban, app based phone lock