Comparison

Async.dev vs iStructly

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

Head to head

Async.dev

Asynchronous development

Free

🛠️ Developer Tools

★ 5.02 ratingsView app →

Elegant JSON

About

Async.dev

This app allows developers to interact with their projects using natural language. You can issue tasks, create project plans, and review code through voice commands, streamlining the development workflow.

Highlights

Voice-controlled task management
AI-assisted bug fixing
UI tweaking via natural language
Code review functionality
Project planning tools

Read full description

Build Async. Talk to your projects to fix bugs, tweak UIs, and implement features (e.g., "hey Async, can you fix the landing page for me?"). Async lets you issue tasks, create plans, and review code all in one place.

About

iStructly

Features

Read full description

macOS tool to format, validate, and beautify your JSON with clarity and precision.

Screenshots

Async.dev4 screens

iStructly4 screens

Verdict

The call

The clearest difference is update cadence: iStructly at daily against Async.dev's every 4 days. Async.dev's advantage is iOS requirement (15.6 vs 17.0). 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

Async.dev ships an update every 4 days, iStructly daily. The most recent releases landed on August 1, 2026 and September 19, 2026 respectively.

Scorecard2 real differences · 7 level

Async.dev versus iStructly: the parameters behind the verdict, then further details
Parameter	Async.dev	iStructly
Price	Free	Free
Rating	5.0 (2 ratings) — better	—
Number of ratings	2 — better	—
Update frequency	Every 4 days	Daily — better
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPod	iPhone, iPad, Mac — better
Requires iOS	15.6 — better	17.0
Further details — not scored
Size	91 MB	1 MB
Age rating	17+	4+
Developer	Mikkel Kim	Basel AbuTaleb

In-app purchases

None

Async.dev

No in-app purchases

None

iStructly

No in-app purchases

Questions

Is Async.dev free?

Async.dev is free to download, with no in-app purchases.

Is iStructly free?

iStructly is free to download, with no in-app purchases.

Do Async.dev or iStructly have ads?

Neither Async.dev nor iStructly shows ads.

Which is updated more often, Async.dev or iStructly?

Async.dev ships an update every 4 days, and iStructly daily. Most recently, Async.dev was updated on August 1, 2026 and iStructly on September 19, 2026.