Unit Converter vs Sloto
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Unit Converter
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This is an efficient tool app that integrates a professional calculator with multi-unit conversion functionality. Supports complex expression calculations and multiple categories of physical unit conversions, meeting various calculation needs in study, work, and daily life. 【Core Feature Highlights】 Powerful Expression Calculation Engine ￭ Supports complex mathematical operations (e.g., 2.5 × 3.8 + 1.2 ÷ 0.4) ￭ Scientific notation display ￭ Real-time calculation result preview ￭ Customizable decimal precision Comprehensive Unit Conversion Support ￭ Length, Mass, Time, Current, Temperature, Acceleration, Area, Charge, Force, Frequency, Plane Angle, Solid Angle, Speed, Volume User-Friendly Experience ￭ Save frequently used unit pairs for quick access ￭ Switch freely between dark and light themes ￭ Simple and intuitive interface Smart Conversion Experience ￭ One-tap unit swap function ￭ Copy calculation results and full formulas
Sloto
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ロト6・ロト7・ミニロト・ナンバーズ——すべての数字くじに対応した、 シンプルなランダム数字生成アプリです。 ボタンひとつで指定した範囲からランダムに数字を選出。 毎回の買い目選びに、迷わず、素早く。 【主な機能】 ・ロト6 / ロト7 / ミニロト / ナンバーズ3・4 のプリセット搭載 ・最小値・最大値・個数を自由にカスタマイズ ・直感的なスライダーとステッパーで簡単設定 ・見やすいダークテーマのスタイリッシュなUI
Screenshots
Verdict
The clearest difference is in-app purchases: Sloto at none against Unit Converter's 1. Unit Converter's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 6 months). On price 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. Unit Converter sells 1 one-off in-app purchase. Sloto asks for nothing beyond the download.
Unit Converter ships an update every 2 weeks, Sloto every 6 months. The most recent releases landed on October 11, 2026 and October 10, 2026 respectively.
| Parameter | Unit Converter | Sloto |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks — better | Every 6 months |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 29 MB | 58 MB |
| Age rating | 4+ | 12+ |
| Developer | 伟鹏 李 | Yosuke Sannohe |
In-app purchases
Unit Converter
- Unlock Premium Membership$0.99
Sloto
No in-app purchases
