Comparison

Radar Chart Note vs Simple Relationship Map

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

Head to head
About

Radar Chart Note

Easily create and save radar, spider, or web charts to visualize data across multiple variables. This utility app allows you to plot one or more series of values for comprehensive data representation.

Highlights
  • Create radar charts
  • Plot multiple data series
  • Visualize over multiple variables
  • Save charts to photo library
Features
Read full description

Create radar charts to record, visualize, and compare ratings and other data. In addition to numerical ratings, you can keep notes and photos together in one place. Use the app for study results, reading logs, product reviews, café visits, investments, character profiles, and much more. ■Great for: • Reviewing test results and study progress • Keeping track of books and personal ratings • Creating character ability charts • Comparing products, services, or competitors • Recording cafés and restaurants you visit • Comparing stocks • Evaluating potential investments across multiple criteria ■Main features: • Create radar charts • Compare multiple charts • Add notes • Attach multiple photos • Save chart images to your photo library • Organize data into groups • Customize chart colors Use Graph Memo to organize what matters to you and compare it using your own criteria.

About

Simple Relationship Map

Easily create visual maps of relationships, organizations, networks, and more on your smartphone or tablet. Supports colors, images, links, and notes for rich expression. Export and share your creations, or edit them on a PC.

Highlights
  • Intuitive map editing
  • Customizable item colors
  • Insert links and notes
  • Export and share maps
  • Import and edit files
  • Dark theme support
  • No account registration required
Features
Read full description

This is an app that allows you to easily create relationship map on your smartphone or tablet. It supports a wide range of expressions, including color, images, and links. It is used in various situations such as: - Creating relationship maps for people - Creating organizational charts - Creating industry-related diagrams - Creating network maps - Creating stakeholder relationship maps for projects - Creating collaboration/competition diagrams for businesses In addition, it can be used for any purpose that requires a relationship map, and there have been reports of various creative uses. If you are looking for a way to visualize relationships, please give it a try. [Features] - Intuitive operability Ease of use is the most important factor. It runs smoothly, and you can intuitively edit your maps. - Rich expression You can assign your preferred color to each item for expressive representation. - Link Since you can insert links, it is also useful when you want to manage reference sites. - Note Include descriptive text for each item to manage the details. - Ready to use You can use it immediately without registering an account. - Export and Share You can export and share your file, and even edit them on a PC. - Import Exported files can be imported and edited. - Dark theme support Since it supports a dark theme, it is also ideal for use at night.

Screenshots

Radar Chart Note4 screens
Simple Relationship Map4 screens

Verdict

The call

The clearest difference is review sentiment: Simple Relationship Map at 100% against Radar Chart Note's 60%. Simple Relationship Map also leads on ads (none vs shown) and iOS requirement (15.6 vs 26.0). On price, update cadence, in-app purchases and monetization model 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. Radar Chart Note sells 1 one-off in-app purchase and Simple Relationship Map sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Radar Chart Note ships an update every 3 weeks, Simple Relationship Map fortnightly. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.

Scorecard3 real differences · 7 level
Radar Chart Note versus Simple Relationship Map: the parameters behind the verdict, then further details
ParameterRadar Chart NoteSimple Relationship Map
PriceFreeFree
Rating3.5 (4 ratings) — better—
Positive reviews60.0% of reviews100.0% of reviews — better
Number of ratings4 — better—
Update frequencyEvery 3 weeksFortnightly — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS26.015.6 — better
Further details — not scored
Size5 MB49 MB
Age rating4+4+
Developerkohei yamaneYUKI TANAIKE

Customer experience

Radar Chart Note

All ratings4 ratings
Positive50.0%
Neutral25.0%
Negative25.0%
Written reviews20 reviews
Positive60.0%
Neutral15.0%
Negative25.0%

Simple Relationship Map

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Radar Chart Note

One-time1
  • Remove Ads$2.99
2 purchases

Simple Relationship Map

Subscriptions2
  • Relationship Map Pro (Monthly)$2.991 Month
  • Relationship Map Pro (Annual)$27.001 Year

Questions

Is Radar Chart Note free?
Radar Chart Note is free to download, with in-app purchases available.
Is Simple Relationship Map free?
Simple Relationship Map is free to download, with in-app purchases available.
Do Radar Chart Note or Simple Relationship Map have ads?
Radar Chart Note shows ads; Simple Relationship Map does not.
Which is updated more often, Radar Chart Note or Simple Relationship Map?
Radar Chart Note ships an update every 3 weeks, and Simple Relationship Map fortnightly. Most recently, Radar Chart Note was updated on October 4, 2026 and Simple Relationship Map on October 7, 2026.

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