Comparison

First Due Mobile vs Mafteach Key

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

First Due Mobile

Receive instant incident notifications and navigate emergency scenes with advanced routing. Access integrated building data, pre-plans, and real-time unit tracking for enhanced situational awareness and team communication.

Highlights
  • Incident tracking and notification
  • Emergency response routing
  • Integrated building data
  • Pre-incident planning and mapping
  • Team chat and communication
  • Live unit tracking
Features
Read full description

First Due Mobile is finally here! Be notified, arrive safely and understand your scene like never before. First Due Mobile includes: -Incident tracking and notification -Emergency response specific routing -Integrated Assessor, Building Department and Fire Prevention data! -Quick size-up on every building -Detailed pre-plans on every building including residential! -Pre-Incident Planning & Mapping -Chat for easy communication with your team -Incident statusing and responding functionality -Live unit and team member tracking during incident

About

Mafteach Key

Features
Read full description

Mafteach – Unlock Torah Sources Instantly Mafteach is your digital key to Torah learning. With a warm, seforim-shelf aesthetic, it helps you quickly find relevant Torah sources across classic texts, commentaries, and halachic works — all at your fingertips. Whether you’re preparing a shiur, writing a dvar Torah, or exploring a sugya, Mafteach makes it simple to locate the right sources without hours of searching. Features: Smart Search – Instantly locate Torah references by topic, keyword, or phrase. Wide Source Coverage – Includes Chumash, Gemara, Rishonim, Acharonim, and halachic texts. Beautiful Design – A cozy Otzar Seforim look with polished wood textures and calming colors. Always With You – Ideal for shiurim, chavrusa learning, or personal study. Mafteach doesn’t explain Torah — it connects you directly to the sources, giving you the keys to explore them yourself.

Screenshots

First Due Mobile4 screens
Mafteach Key4 screens

Verdict

The call

The clearest difference is update cadence: Mafteach Key at monthly against First Due Mobile's every 7 months. Mafteach Key also leads on iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

First Due Mobile ships an update every 7 months, Mafteach Key monthly. The most recent releases landed on November 4, 2026 and November 8, 2026 respectively.

Scorecard2 real differences · 8 level
First Due Mobile versus Mafteach Key: the parameters behind the verdict, then further details
ParameterFirst Due MobileMafteach Key
PriceFreeFree
Rating1.6 (10 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings10 — better—
Update frequencyEvery 7 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.015.1 — better
Further details — not scored
Size224 MB49 MB
Age rating4+4+
DeveloperLocality Media, Inc.jacob teitelbaum

In-app purchases

None

First Due Mobile

No in-app purchases

None

Mafteach Key

No in-app purchases

Questions

Is First Due Mobile free?
First Due Mobile is free to download, with no in-app purchases.
Is Mafteach Key free?
Mafteach Key is free to download, with no in-app purchases.
Do First Due Mobile or Mafteach Key have ads?
Neither First Due Mobile nor Mafteach Key shows ads.
Which is updated more often, First Due Mobile or Mafteach Key?
First Due Mobile ships an update every 7 months, and Mafteach Key monthly. Most recently, First Due Mobile was updated on November 4, 2026 and Mafteach Key on November 8, 2026.

Other comparisons