Comparison

Synchrotab for BlackBerry vs SealCalc

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

Head to head
About

Synchrotab for BlackBerry

This app enables presenters to share PDF documents wirelessly to multiple viewer devices. It facilitates real-time screen synchronization, zoom, and annotation, with built-in participant tracking and meeting notes. The system operates via peer-to-peer Wi-Fi, reducing the need for network access and eliminating printing costs.

Highlights
  • Wireless PDF broadcasting
  • Peer-to-peer Wi-Fi communication
  • Synchronized viewer screens
  • Zoom and on-screen mark-up
  • Participant and time-stamped records
  • Embedded meeting notes
  • Document library access
Features
Read full description

Synchrotab is an IOS app that allows a presenter to broadcast pdf documents on a tablet or iPhone to a group of up to 8 viewer tablets. The devices communicate via peer-to-peer Wi-Fi, thus eliminating the need for a common network access. Time stamped records of materials displayed and active participants is supplied as required, together with embedded meeting notes. The viewer sees a synchronized version of the presenter’s screen with zoom and on-screen mark-up capability. Multiple documents may be uploaded to the primary device memory via email or external file network, allowing immediate access to an entire library of presentations or reports. Synchrotab makes its own statement of sustainability while eliminating costly printing and freight charges. The system was designed in cooperation with a major global investment bank ensuring exacting standards of security and integration with corporate devices. * Privacy Policy: http://www.synchrotab.com/docs/SynchrotabPrivacyPolicy.pdf * Terms of Use: http://www.synchrotab.com/docs/SynchrotabTermsOfUse.pdf

About

SealCalc

Features
Read full description

Just enter the dimensions. Sealant quantity calculations made faster, more beautiful, and highly flexible. SEAL // CALC is an app designed for craftsmen and construction managers to easily calculate the required material volume for sealing work. Simply input the joint width, depth, and length to instantly calculate the required number of cans. ■ Recommended For: Sealing contractors who want to quickly calculate quantities on-site. Anyone looking to eliminate errors in material takeoffs and order calculations. Construction managers aiming to streamline estimating and material procurement. ■ Key Features: [Easy Input] Automatic calculation by simply entering width, depth, and length. No calculator needed. [Supports 6 Material Types] Comprehensive support for Polyurethane, Modified Silicone, Silicone, Polysulfide, Cartridges, and Primers. [Custom Waste Factor] Adjust the waste percentage to match your specific job site conditions. [Site-wide Totals] Combine calculations from multiple locations to aggregate the total required volume for the entire site. [Instant Sharing] Export calculation sheets and purchase orders as text to share immediately via email, messaging apps, or notes. [Calculation History] Automatically save your calculation history labeled with site names for easy review later. ■ A Visual, Intuitive, and Engaging UI: Calculation results are displayed as a "liquid level" filling a can. The required amount is instantly recognizable by its height, and the liquid dynamically ripples with every interaction. It's a meticulously crafted interface that makes quantifying materials a bit more enjoyable. ■ Customize It to Your Taste: Choose your favorite color from 360 options using the hue slider. It also supports switching between DARK and LIGHT modes. Make it uniquely yours and easy to read, even under harsh site lighting. Note: Calculation results are estimates based on design values. Actual requirements may vary depending on on-site application variables. Please verify real-world measurements and current inventory before placing final orders.

Screenshots

Synchrotab for BlackBerry4 screens
SealCalc4 screens

Verdict

The call

The clearest difference is update cadence: SealCalc at every 2 weeks against Synchrotab for BlackBerry's every 2 months. SealCalc also leads on iOS requirement (15.0 vs 17.6). 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

Synchrotab for BlackBerry ships an update every 2 months, SealCalc every 2 weeks. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 7 level
Synchrotab for BlackBerry versus SealCalc: the parameters behind the verdict, then further details
ParameterSynchrotab for BlackBerrySealCalc
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.615.0 — better
Further details — not scored
Size110 MB3 MB
Age rating4+4+
DeveloperSynchrotab, LLCNaoki Ishii

In-app purchases

None

Synchrotab for BlackBerry

No in-app purchases

None

SealCalc

No in-app purchases

Questions

Is Synchrotab for BlackBerry free?
Synchrotab for BlackBerry is free to download, with no in-app purchases.
Is SealCalc free?
SealCalc is free to download, with no in-app purchases.
Do Synchrotab for BlackBerry or SealCalc have ads?
Neither Synchrotab for BlackBerry nor SealCalc shows ads.
Which is updated more often, Synchrotab for BlackBerry or SealCalc?
Synchrotab for BlackBerry ships an update every 2 months, and SealCalc every 2 weeks. Most recently, Synchrotab for BlackBerry was updated on November 3, 2026 and SealCalc on October 25, 2026.

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