Comparison

STOPit Notify vs ArchMM

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

Head to head
About

STOPit Notify

Instantly alert colleagues and 911 for emergencies or assistance with a single button press. Provides location, situation details, and pre-loaded response plans to accelerate help and improve communication during critical events.

Highlights
  • Instant alert to colleagues and 911
  • Location and situation reporting
  • Pre-loaded response plans
  • Real-time team communication
  • Event documentation and reporting
Read full description

• How Panic Alert System™ (STOPit Notify) Works STOPit Notify is a simple, intuitive, and turnkey program used by school and workplace staff to instantly alert and request help from colleagues and/or 911 – saving time and lives.   • Request Help to Accelerate Response Time When help is needed, whether life or non-life
threatening, STOPit Notify lets assigned users instantly request assistance from colleagues and/or 911 with a simple push of a button, significantly improving internal and emergency response time.   • Provides Location and Situation Need for a Better Response The emergency or assistance request is instantly and simultaneously sent with the situation, location, and need. These reported facts allow for proper protocol selection and better actioning by responding individuals.   • Provides Pre-Loaded Response Plans The system delivers pre-loaded response plans (lockdown, take cover) ensuring all recipients are instantly alerted of the situation and actions they need to take.   • Collaborate to Keep Updated and Informed The team communication feature allows for private, real-time collaboration and exchange of information – including sharing media, needed actions, and other critical information. This keeps users updated and maintains transparency around a given situation.   • Documentation of Situation Details and Actions Taken 911 STOPit Notify captures and stores each event, actions and communication. This allows you to reference, track, and/or submit a report as part of any mandated compliance, policy, or procedure.

About

ArchMM

Features
Read full description

Architectural scale, without the guesswork. ArchMM is a focused iPhone utility for scenic designers, model makers, architects, students, and anyone moving between real-world dimensions and physical scale models. Choose a conversion direction, enter the measurement you already know, select the drawing scale, and get a result ready to use in your drafting, model-making, or 3D-printing workflow. FEATURES • Convert full-size feet and inches to model millimeters • Reverse model millimeters to full-size feet and inches • Work at 1:1 or use standard architectural scales from 1″ through 1/16″ • Compare converted lengths with common 3D-printer bed dimensions • Copy results with one tap • Keep your selected scale and printer ready for the next calculation • Work offline with no account, advertising, analytics, or tracking ArchMM keeps the calculation close, clear, and out of the way—so you can return to the drawing, model, or printer setup in front of you.

Screenshots

STOPit Notify3 screens
ArchMM4 screens

Verdict

The call

The clearest difference is device support: STOPit Notify at 3 against ArchMM's 1. STOPit Notify also leads on iOS requirement (13.0 vs 18.0). On price, update cadence, ads and in-app purchases 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

STOPit Notify ships an update monthly, ArchMM every 2 weeks. The most recent releases landed on September 29, 2026 and September 23, 2026 respectively.

Scorecard2 real differences · 8 level
STOPit Notify versus ArchMM: the parameters behind the verdict, then further details
ParameterSTOPit NotifyArchMM
PriceFreeFree
Rating4.2 (68 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings68 — better—
Update frequencyMonthlyEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better18.0
Further details — not scored
Size159 MB6 MB
Age rating4+4+
DeveloperLightspeed Solutions, LLCBrandon Davis

In-app purchases

None

STOPit Notify

No in-app purchases

None

ArchMM

No in-app purchases

Questions

Is STOPit Notify free?
STOPit Notify is free to download, with no in-app purchases.
Is ArchMM free?
ArchMM is free to download, with no in-app purchases.
Do STOPit Notify or ArchMM have ads?
Neither STOPit Notify nor ArchMM shows ads.
Which is updated more often, STOPit Notify or ArchMM?
STOPit Notify ships an update monthly, and ArchMM every 2 weeks. Most recently, STOPit Notify was updated on September 29, 2026 and ArchMM on September 23, 2026.

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