Comparison

Threadmap vs K37 Simple Flows

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

Head to head
About

Threadmap

Features
Read full description

Threadmap turns scattered thoughts into clear, shareable mind mapsβ€”and lets your whole team think together in real time. Threadmap is a fast, beautiful mind-mapping app built natively for Apple devices. Capture ideas the moment they strike and watch them branch into something structured. WHY THREADMAP β€’ Real-time collaboration β€” share a map and brainstorm together live over iCloud β€’ Works everywhere β€” iPhone, iPad, and Mac, always in sync, no separate account β€’ Infinite canvas β€” pan, zoom, and grow maps as big as your thinking β€’ 25+ templates β€” project plans, reading lists, trip planners, and more β€’ Rich nodes β€” text, images, links, checklists, and voice notes β€’ Export anywhere β€” PDF, PNG, Markdown, OPML Private by design: your data lives in your own iCloud, synced end-to-end across your devices. Threadmap Pro unlocks unlimited maps, collaboration, and premium templates. Privacy policy: https://kk-studio.ch/privacy/ Terms of use: https://kk-studio.ch/terms/

About

K37 Simple Flows

Features
Read full description

Simple Flows is a straightforward, private flowchart maker for planning, explaining, printing, and sharing visual processes. Build a chart from a blank canvas or a practical template, add familiar shapes, connect decisions, and keep everything organized on your device. FEATURES β€’ Create flowcharts from a blank canvas or starter template β€’ Add process, decision, start/end, document, and other familiar shapes β€’ Drag and resize shapes on a flexible canvas β€’ Connect steps with arrows and Yes, No, or custom labels β€’ Edit text, shape type, and color β€’ Duplicate, reorder, and delete chart elements β€’ Export clean PDF or PNG copies β€’ Print in US Letter or A4, portrait or landscape β€’ Save and import editable Simple Flows backup files β€’ Choose from 17 cultural visual themes β€’ Keep flowcharts locally on your device β€’ No account and no subscription Create and fully use three flowcharts for free. A one-time Full Version purchase unlocks unlimited saved flowcharts. All other app features remain included in the free version. No subscription is required. Simple Flows is designed by K37 Software for individuals, families, students, and small teams who want understandable everyday diagrams without enterprise complexity.

Screenshots

Threadmap4 screens
K37 Simple Flows1 screens

Verdict

The call

Threadmap and K37 Simple Flows are too close to call on the numbers: across 5 compared parameters β€” price, ads, in-app purchases and device support among them β€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Threadmap sells 2 in-app purchases, starting at $1.99 per month and K37 Simple Flows sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
Threadmap versus K37 Simple Flows: the parameters behind the verdict, then further details
ParameterThreadmapK37 Simple Flows
PriceFreeFree
Update frequencyFortnightlyβ€”
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, Mac β€” betteriPhone, iPad
Requires iOS18.017.0 β€” better
Further details β€” not scored
Size4 MB4 MB
Age rating4+4+
DeveloperKanchalika KongyongK37 Software LLC

In-app purchases

2 purchases

Threadmap

Subscriptions2
  • BrainWeave Pro β€” Monthly$1.991 Month
  • BrainWeave Pro β€” Yearly$14.991 Year
1 purchases

K37 Simple Flows

One-time1
  • Simple Flows Full Unlock$2.99

Questions

Is Threadmap free?
Threadmap is free to download, with in-app purchases available.
Is K37 Simple Flows free?
K37 Simple Flows is free to download, with in-app purchases available.
Do Threadmap or K37 Simple Flows have ads?
Neither Threadmap nor K37 Simple Flows shows ads.

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