Comparison

NullG TacOps vs Calcu

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

Head to head
About

NullG TacOps

Manage your game miniatures with this inventory and utility app. Store unit information on NFC tags, build custom formations with drag-and-drop, and adjust pilot skills. Search and explore a vast database of units, save custom creations, and print record sheets.

Highlights
  • NFC tag integration for miniatures
  • Drag-and-drop formation builder
  • Custom pilot and operational group creation
  • Unit search and exploration
  • Printable record sheets
  • Boxset scanning and unit listing
  • iCloud data syncing
Features
Read full description

An inventory and utility app. Using NFC tags (iOS 11.0+), store basic unit information on the physical miniatures that can be easily recalled during games or by other interested parties. Build formations with Drag and Drop feature, adjust pilot skills that will reflect on the unit costs. Search and explore the multitude of units available for the game. At this time Mech, vehicles and battle armor are supported. More planned in the future. New support for iPads Unit Construction - Build BattleMech, OmniMech and IndustrialMech in this initial release of the construction feature. Save the new unit to the online database where it can be shared and used by everyone. Copy and edit existing units to tweak to your personal tastes. Along with the Total War Records sheets, view and print Alpha Strike stats cards. Supports Universal Links - Can share units and searches. Specific urls will open directly into the App iCloud Support - Sync data across multiple devices Print, share and save record sheets for Mech, Vehicles, Battle Armor, Infantry, Conventional Fighters and Aerospace Fighters straight from your device. Inventory - Inventory your miniatures with a personalized image, custom pilot and organization. Sort by Mass, Name, assigned Organization, Type and Role Boxsets - A list of all released boxes and their contents. The app has the ability to scan the UPC on the boxset and pull up the corresponding units. Bookmark - Bookmark your favorite variants and units. Has all the same functionality of Inventoried units Pilots - create custom pilots with different skill levels, bio's and other personalized information Operational Groups - create custom Operational Groups to assign to units, pilots and other items in the app Formations - create formations with drag and drop ease from Bookmarked or inventoried units. Adjust their skill level that will update their cost. Army Lists - create and print army list out of formation Generate random Mercenary Contracts and negotiate options, track their status. Searches - perform criteria based searches across the multitude of units in the game. Review search results that include unit summary information which can be expand it more detailed view. NFC Tags - Using NTAG215 or NTAG216 stickers, save unit identification data to the physical miniatures that can be scanned by other with this app or at a later date by you. When a tagged unit is scanned, pull up the unit details. Custom images for Units, Pilots and Operational Groups

About

Calcu

This unofficial player aid assists with hit calculations for robot battle games. Easily input values, sum categories, and calculate hit probability based on dice rolls. Customize your experience with multiple color options.

Highlights
  • Input values for categories and robots
  • Sum all category values
  • Calculate hit probability
  • 2d6 dice roll simulation
  • Multiple color themes
Read full description

This is an unofficial player aid to help facilitate hit calculations for players interested in robot battles. It's a fun way to engage and plan out attacks on the tabletop Key Features - Ability to input values easily for each category or GATOR - Provide a total number of all categories - Calculate the hit probability based on the 2d6 dice roll - Multiple colors to choose from! -Cluster and Hit Location reference tables

Screenshots

NullG TacOps4 screens
Calcu3 screens

Verdict

The call

The clearest difference is rating: Calcu at 5.0 against NullG TacOps's 4.3. Calcu also leads on review sentiment (100% vs 86%) and iOS requirement (13.0 vs 17.6). NullG TacOps's advantage is ratings volume (36 vs 3). 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.

ReceptionRating · Positive reviews · Number of ratings

Calcu holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: NullG TacOps has 36 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 86% of NullG TacOps's written reviews are positive against 100% of Calcu's.

UpkeepUpdate frequency

NullG TacOps ships an update every 4 weeks, Calcu every 6 weeks. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

Scorecard4 real differences · 6 level
NullG TacOps versus Calcu: the parameters behind the verdict, then further details
ParameterNullG TacOpsCalcu
PriceFreeFree
Rating4.3 (36 ratings)5.0 (3 ratings) — better
Positive reviews85.7% of reviews100.0% of reviews — better
Number of ratings36 — better3
Update frequencyEvery 4 weeks — betterEvery 6 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.613.0 — better
Further details — not scored
Size27 MB16 MB
Age rating4+4+
DeveloperDaniel HegartyJoe Watson

Customer experience

NullG TacOps

All ratings34 ratings
Positive88.2%
Neutral2.9%
Negative8.8%
Written reviews21 reviews
Positive85.7%
Neutral4.8%
Negative9.5%

Calcu

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

NullG TacOps

No in-app purchases

None

Calcu

No in-app purchases

Questions

Is NullG TacOps free?
NullG TacOps is free to download, with no in-app purchases.
Is Calcu free?
Calcu is free to download, with no in-app purchases.
Which has better reviews, NullG TacOps or Calcu?
Calcu is rated higher. NullG TacOps averages 4.3 out of 5 from 36 ratings, while Calcu averages 5.0 from 3 ratings.
Do NullG TacOps or Calcu have ads?
Neither NullG TacOps nor Calcu shows ads.
Which is updated more often, NullG TacOps or Calcu?
NullG TacOps ships an update every 4 weeks, and Calcu every 6 weeks. Most recently, NullG TacOps was updated on October 24, 2026 and Calcu on October 7, 2026.

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