Comparison

Random Number Generator X vs Oitayo

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

Head to head
About

Random Number Generator X

Generate random numbers easily with a simple tap. Set your desired range and get instant random numbers. Keep track of generated numbers in history and control duplicate generation.

Highlights
  • Tap to generate random numbers
  • Set custom number ranges
  • History of generated numbers
  • Toggle duplicate generation
  • Simple and intuitive interface
  • Completely free to use
Features
Read full description

A clean, simple, and truly unlimited random number generator. Generate random numbers instantly without any daily limits or restrictive subscriptions. Set your range and tap to generate. [Key Features] • 100% Unlimited Generations: No daily caps, no hidden limits. • Simple & Fast: Set your min/max range and tap to generate instantly. • Repeat / No-Repeat Options: Easily toggle duplicate numbers on or off. • History Log: Review and track your previously generated numbers. • Custom Themes: Personalize your app experience with custom color themes.

About

Oitayo

Read full description

しまった場所だけを、写真で覚えておく。 「片付けたことは覚えている。でも、どこにしまったか思い出せない」 Oitayoは、そのためだけのアプリです。 ■ 使い方は3ステップ 1. しまった場所を撮る 2. 何をしまったか、名前を入れる 3. 保存する たったこれだけ。 あとから「印鑑」「通帳」と入れて検索すれば、そのときの写真がそのまま出てきます。 ■ こんなものに ・通帳、印鑑、パスポート、保険証券 ・季節の飾り、扇風機、ヒーター ・防災用品、予備の電池、電球 ・家電の取扱説明書、保証書 ・普段は使わない工具、来客用の食器 年に数回しか触らないものほど、しまった場所を忘れます。 ■ 記録は端末の中だけ 写真も、物の名前も、しまった場所も、すべてお使いのiPhoneの中にだけ保存されます。開発者を含め、誰かのサーバーへ送られることはありません。アカウント登録も不要です。広告も表示しません。 ■ 料金 無料で5件まで記録できます。それ以上は有料プランでご利用いただけます。買い切りプランなら、一度のお支払いで以降ずっとお使いいただけます。 ご利用にあたっては、以下の利用規約(Apple標準EULA)が適用されます。 https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Random Number Generator X3 screens
Oitayo4 screens

Verdict

The call

The clearest difference is ads: Oitayo at none against Random Number Generator X's shown. Oitayo also leads on update cadence (every 2 days vs every 6 weeks). On price, in-app purchases, device support and iOS requirement 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. Random Number Generator X sells 1 one-off in-app purchase and Oitayo sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Random Number Generator X ships an update every 6 weeks, Oitayo every 2 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 7 level
Random Number Generator X versus Oitayo: the parameters behind the verdict, then further details
ParameterRandom Number Generator XOitayo
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 6 weeksEvery 2 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree—
DevicesiPhoneiPhone
Requires iOS16.1 — better17.0
Further details — not scored
Size7 MB1 MB
Age rating4+4+
DeveloperYuki Yamagishi合同会社JProduct

In-app purchases

1 purchases

Random Number Generator X

One-time1
  • Hide Ads and Unlock Themes$2.99
2 purchases

Oitayo

Subscriptions1
  • 月額プラン$1.991 Month
One-time1
  • 買い切り$6.99

Questions

Is Random Number Generator X free?
Random Number Generator X is free to download, with in-app purchases available.
Is Oitayo free?
Oitayo is free to download, with in-app purchases available.
Do Random Number Generator X or Oitayo have ads?
Random Number Generator X shows ads; Oitayo does not.
Which is updated more often, Random Number Generator X or Oitayo?
Random Number Generator X ships an update every 6 weeks, and Oitayo every 2 days. Most recently, Random Number Generator X was updated on November 4, 2026 and Oitayo on October 31, 2026.

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