Comparison

MPI Mobile App vs CalStack

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

Head to head
About

MPI Mobile App

This app offers a quick guide to benefits for participants of the Motion Picture Industry Pension & Health Plans. It provides essential information for members to understand their coverage and entitlements.

Highlights
  • Benefit guide access
  • Participant information
  • Health plan details
  • Pension plan details
Features
Read full description

The MPI App is designed to provide a quick guide to benefits for participants of the Motion Picture Industry Pension & Health Plans.

About

CalStack

Features
Read full description

CalStack is a personal command center for your calendar, email, tasks, notes, contacts, and AI assistant. Built for people who live across meetings, travel, family schedules, projects, and inboxes, CalStack brings the day into one focused view instead of scattering it across apps. See your day, upcoming week, pinned events, meetings, reminders, and time zones in a single dashboard. Use Start Day, Check In, and Wind Down rituals to turn your calendar, email, tasks, and notes into practical daily context. CalStack also includes an AI chatbot that can work with your local app context, including calendar events, synced notes, processed email, contacts, and saved preferences. You can connect supported AI providers or local model servers depending on your setup. Key features: • Unified calendar dashboard • Day, week, month, quarter, year, and list calendar views • Pinned and starred calendar events • Time zone dashboard with time scrubber • AI-assisted Start Day, Check In, and Wind Down workflows • Email sync and searchable email context • Brain notes and memory layer • Contact tracking • Meeting and video link support • Local model support for privacy-focused workflows • iCloud sync for supported app data • Native iPhone, iPad, and Mac layouts CalStack is designed to help you understand what matters today, prepare for what is coming next, and keep useful context close without turning your day into another inbox.

Screenshots

MPI Mobile App4 screens
CalStack4 screens

Verdict

The call

The clearest difference is price: MPI Mobile App at Free against CalStack's $9.99. MPI Mobile App also leads on iOS requirement (11.0 vs 18.0). CalStack's advantage is update cadence (every 5 days vs every 2 months) and chart position (#190 vs unranked). On 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

MPI Mobile App is free to download; CalStack costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

MPI Mobile App ships an update every 2 months, CalStack every 5 days. The most recent releases landed on September 18, 2026 and September 23, 2026 respectively.

Scorecard4 real differences · 7 level
MPI Mobile App versus CalStack: the parameters behind the verdict, then further details
ParameterMPI Mobile AppCalStack
PriceFree — better$9.99
Rating2.4 (28 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings28 — better—
Update frequencyEvery 2 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
Best chart rank—#190 — better
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS11.0 — better18.0
Further details — not scored
Size74 MB11 MB
Age rating4+4+
DeveloperMOTION PICTURE INDUSTRY HEALTH PLANPick Two Productions Inc

In-app purchases

None

MPI Mobile App

No in-app purchases

None

CalStack

No in-app purchases

Questions

Is MPI Mobile App free?
MPI Mobile App is free to download, with no in-app purchases.
Is CalStack free?
CalStack costs $9.99, with no in-app purchases.
Do MPI Mobile App or CalStack have ads?
Neither MPI Mobile App nor CalStack shows ads.
Which is updated more often, MPI Mobile App or CalStack?
MPI Mobile App ships an update every 2 months, and CalStack every 5 days. Most recently, MPI Mobile App was updated on September 18, 2026 and CalStack on September 23, 2026.

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