Simple Calendar & Diary vs Chart Maker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Simple Calendar & Diary
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You can write a diary on the calendar using this app.
Chart Maker
Easily generate line, pie, and bar graphs from your data. This tool also functions as a simple spreadsheet creator, making it a versatile option for organizing information and visualizing trends.
- Line graph creation
- Pie chart generation
- Bar graph visualization
- Spreadsheet functionality
- Data organization
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This application allows you to easily create line, pie, and bar graphs. It can also be used for spreadsheets, so we recommend it.
Screenshots
Verdict
The clearest difference is update cadence: Simple Calendar & Diary at every 3 weeks against Chart Maker's every 6 weeks. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Simple Calendar & Diary ships an update every 3 weeks, Chart Maker every 6 weeks. Both last shipped on September 20, 2026.
| Parameter | Simple Calendar & Diary | Chart Maker |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.2 (37 ratings) — better |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | — | 37 — better |
| Update frequency | Every 3 weeks — better | Every 6 weeks |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 11 MB | 62 MB |
| Age rating | 4+ | 4+ |
| Developer | Yuichi HARA | Taro Horiguchi |
In-app purchases
Simple Calendar & Diary
No in-app purchases
Chart Maker
No in-app purchases
Questions
Is Simple Calendar & Diary free?
Is Chart Maker free?
Do Simple Calendar & Diary or Chart Maker have ads?
Which is updated more often, Simple Calendar & Diary or Chart Maker?
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