Calendar2015 vs MakeColor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calendar2015
This app displays the current Gregorian and Japanese eras simultaneously, along with the current time. It offers a simple interface with customizable background colors and a quick age calculation feature. It's designed for quick date lookups and conversions.
- Simultaneous Gregorian and Japanese era display
- Current time display with analog clock
- Customizable background colors
- Age calculation
- Year difference calculation
- Date conversion
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説明+++++++++++++++++++++++++++++++ ●シンプルオペレーション、今日の和暦と西暦の表示に特化しました。 ●金融機関などで、「今年は、201x年？、平成2x年？」と、分からなくなった時がありませんか。 そんな時に、お使い下さい。 ●背景色を6色から選び、微調整もできます。 ●簡易、年齢早見にもお使い下さい。 ●西暦xxxx年は、何年前？という、疑問にもお答えします。1868年（明治元年から）対応しています。 特徴++++++++++++++++++++++++++++++ ●とにかく、シンプルに西暦と和暦を同時に表示します。 ●アプリを起動すれば、すぐに西暦と和暦が表示されます。 ●現在時刻も同時に表示します。 ●大きめのアナログ時計で、瞬時に現在時刻が分かります。 ●背景色を6色から選択できます。微調整も可能です。 ●今日現在だけでなく、西暦から和暦に変換できます。 また同時に、何年前かも分かります。 使用シーン+++++++++++++++++++++++++ ●書類などを記入する際、和暦や西暦が必要な時に。 ●今日の日付を知りたい時に。 ●西暦から和暦に、変換したい時に。 ●西暦年から、今年が何年前かを、知りたい時に。
MakeColor
Experiment with color combinations instantly. This simple and fun app allows you to select two colors, set their ratio, and see them blend like real paint. You can even add more colors to the resulting mixture for further experimentation.
- Instant color mixing
- Adjustable color ratio
- Layer multiple color mixes
- Simple controls for all ages
- Color selection for art and crafts
- Color combination suggestions
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What happens if you add just a little bit of another color? This app lets you try it instantly. A simple and fun color-mixing app for everyone. Choose a color from 12 options, select another color to mix, set the ratio, and tap MIX. Watch the colors blend together, like real paint. You can even mix another color into the result. The controls are very simple. Children can enjoy it together with adults. For color play. For choosing colors before drawing or crafting. For hints when you’re not sure about a color combination. ※ Ads may appear at times that do not interrupt operation.
Screenshots
Verdict
The clearest difference is ads: MakeColor at none against Calendar2015's shown. MakeColor also leads on monetization model (free vs ad-supported). Calendar2015's advantage is iOS requirement (12.0 vs 15.6). On price, update cadence, 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.
Calendar2015 ships an update every 2 months, MakeColor every 4 months. The most recent releases landed on November 1, 2026 and October 27, 2026 respectively.
| Parameter | Calendar2015 | MakeColor |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.0 (1 ratings) — better |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months — better | Every 4 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 24 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | HISANORI KAMEYAMA | Yukihiro Shioya |
In-app purchases
Calendar2015
No in-app purchases
MakeColor
No in-app purchases
Questions
Is Calendar2015 free?
Is MakeColor free?
Do Calendar2015 or MakeColor have ads?
Which is updated more often, Calendar2015 or MakeColor?
Other comparisons
