Comparison

AT Toolbox vs my16c

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

Head to head
About

AT Toolbox

Automate your AT Protocol experience directly from your iPhone or iPad. Build custom workflows and interact with the Atmosphere without writing code. Share data, schedule posts, and manage your account with ease.

Highlights
  • Automate AT Protocol with iOS Shortcuts
  • Create and schedule Bluesky posts
  • Manage AT Protocol account records
  • Upload steps and workouts
  • Download account photos and videos
  • Securely log in with multiple accounts
Features
Read full description

Unlock the power of AT Protocol with iOS Shortcuts! AT Toolbox brings ease to use automation to the Atmosphere, letting you interact with the same technology that powers Bluesky directly from your iPhone, iPad, or Apple Silicon powered Mac with out writing a line of code. Build powerful workflows and automate your AT Protocol experience using native Shortcuts. Whether you're a power user, developer, or just curious about the Atmosphere. AT Toolbox makes it easy to make custom workflows to interact with the protocol. Some Ideas: - Upload your steps and workouts daily to your AT Protocol account to share with friends - Make a public glasses of water drank today lexicon - Make a dynamic profile picture that changes throughout the day - Build a stats dashboard to see how many likes or posts you've made in a day - Schedule posts for a later time - Back your AT Protocol/Bluesky account - Download all your uploaded photos for offline storage Shortcut Actions: - Make Bluesky posts. Including posts with pictures - Update your Bluesky profile - Create, Read, Update, List, and Delete records from your account - Resolve Handles to DIDs easily - Create custom TID Record Keys - List and download your accounts pictures and videos - Download backup file of your repo - Create a JWT signed by your account to authenticate actions in other AT Protocol apps Other Features: - Login with multiple AT Protocol (Bluesky) accounts securely - Find documentation on each of the Shortcut actions and how to use them - Helpful examples to get you started Perfect For: - Power users who want to automate their social media workflows - Creating custom public lexicons. - Learning more about AT Protocol without having to write code

About

my16c

This app emulates a legendary programmer's calculator from the 1980s, offering cycle-accurate performance and faithful reproduction of its features. It includes base conversions, bit manipulation, RPN, and programmability, with modern conveniences like iCloud sync and a dark interface.

Highlights
  • Cycle-accurate emulation
  • Full base conversion (HEX, DEC, OCT, BIN)
  • Bit operations
  • RPN entry
  • Programmable
  • Authentic LCD display
  • Word size control
Read full description

The programmer's calculator that defined an era — now in your pocket. my16C brings the legendary 16C Voyager series programmer's calculator back to life with cycle-accurate emulation running the original microcode. Every keystroke, every display flicker, every RPN operation — faithfully reproduced. WHY PROGRAMMERS LOVE THE 16C The 16C wasn't just a calculator — it was the essential tool for every serious programmer and computer engineer in the 1980s. Its unique combination of base conversions, bit manipulation, and RPN logic made it indispensable. Decades later, it remains unmatched. FEATURES • Cycle-accurate emulation — runs the original Voyager microcode, not a simulation • Full base conversion — HEX, DEC, OCT, and BIN at the press of a key • Bit operations — shifts, rotates, AND, OR, XOR, NOT, 1's and 2's complement • RPN entry — the efficient Reverse Polish Notation stack system • Programmable — write, store, and run programs just like the original • Authentic 7-segment LCD display with all original annunciators • Word size control (WSIZE) — work with 8, 16, 32, or 64-bit integers • Floating point mode for standard calculations • Unsigned and signed arithmetic modes BUILT FOR TODAY • iCloud sync — your calculator state follows you across devices • Native on iPhone and Mac — landscape optimized on iOS, resizable window on macOS • Full keyboard support on Mac — type numbers and operators directly • Dark interface faithful to the original Voyager design • Built-in Owner's Manual for quick reference TRY BEFORE YOU BUY my16C includes a free trial period so you can experience the full calculator before purchasing. A single one-time purchase unlocks the app forever — no subscriptions. Whether you're a software engineer debugging hex values, a retro computing enthusiast, or someone who remembers the original on their desk — my16C is the most authentic way to use the legendary 16C today.

Screenshots

AT Toolbox3 screens
my16c3 screens

Verdict

The call

The clearest difference is review sentiment: AT Toolbox at 100% against my16c's 0%. AT Toolbox also leads on iOS requirement (18.5 vs 26.0). my16c's advantage is price (Free vs $2.99). On update cadence, 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

my16c is free to download; AT Toolbox costs $2.99 up front. AT Toolbox sells 3 one-off in-app purchases and my16c sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly fortnightly. Both last shipped on October 24, 2026.

Scorecard4 real differences · 6 level
AT Toolbox versus my16c: the parameters behind the verdict, then further details
ParameterAT Toolboxmy16c
Price$2.99Free — better
Rating5.0 (3 ratings) — better—
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings3 — better—
Update frequencyFortnightlyFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPadiPhone, iPad, Mac — better
Requires iOS18.5 — better26.0
Further details — not scored
Size16 MB9 MB
Age rating4+4+
DeveloperBailey TownsendMiroslav Perovic

Customer experience

AT Toolbox

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

my16c

Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

In-app purchases

3 purchases

AT Toolbox

One-time3
  • Tip$1.99
  • Tip+$2.99
  • Tip++$3.99
1 purchases

my16c

One-time1
  • Unlock Full App$9.99

Questions

Is AT Toolbox free?
AT Toolbox costs $2.99, and also offers in-app purchases.
Is my16c free?
my16c is free to download, with in-app purchases available.
Do AT Toolbox or my16c have ads?
Neither AT Toolbox nor my16c shows ads.
Which is updated more often, AT Toolbox or my16c?
AT Toolbox ships an update fortnightly, and my16c fortnightly. Most recently, AT Toolbox was updated on October 24, 2026 and my16c on October 24, 2026.

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