Randomizer vs ComboReduce
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Randomizer
Read full descriptionHide full description
Randomizer, a functionally rich version of a wheel spinner app. Create a large number of lists with no restriction on content, the uses are almost endless! Looking to randomly choose your lottery numbers, challenge yourself with your favourite sport, hobby or game? Or deciding what your next meal is, board game or even vacation destination! Randomizer is for you! Want to improve in your favourite sport, why not create a list of challenges and get Randomizer to choose each challenge for you! You can set Randomizer to either choose from the list (where you could get duplicates), or for each item chosen remove it from the list (called a shrinking list). For increased randomness, you can choose the contents of the list to be shuffled, alternatively your list can be ordered. You can set favourite lists so they are always easily accessible. All lists are editable so that you can keep them up-to-date over time, plus you can easily duplicate and delete them. Duplicate items are allowed in each list, to provide you with maximum flexibility. Download Randomizer today, you won't be disappointed.
ComboReduce
This tool helps organize and generate number grids for lotteries. It uses predefined combinatorial systems to reduce the number of grids based on your selected numbers. You can also check results against real draws.
- 5-number and 6-number formats
- Select base numbers
- Generate grids with predefined systems
- Check results against real draws
- Organize lottery numbers
Read full descriptionHide full description
ComboReduce is a helper tool designed to organize and generate number grids for 5-number and 6-number lottery formats. It provides predefined combinatorial systems to reduce the number of grids you generate, based on a user-selected set of numbers. Features • Choose between 5-number and 6-number formats • Select your base numbers • Automatically generate grids using predefined systems • Check results by entering a real draw (“Real draw”) Premium subscription Premium unlocks all advanced levels of each system and removes limitations for the duration of the subscription (Monthly or Yearly). The free version provides access to the first level of each system. Important notice ComboReduce does not allow users to place bets, does not sell lottery tickets, and does not guarantee any winnings. This app is a mathematical and organizational tool only. Please play responsibly and follow the regulations applicable in your country. Privacy Policy: https://scratch-clarinet-d3f.notion.site/Politique-de-confidentialit-ComboReduce-3034976ffe9380c49fd2c92d77edad76 Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: Randomizer at fortnightly against ComboReduce's every 2 months. ComboReduce's advantage is iOS requirement (15.6 vs 17.6). 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. Randomizer sells 1 one-off in-app purchase and ComboReduce sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
Randomizer ships an update fortnightly, ComboReduce every 2 months. The most recent releases landed on October 2, 2026 and September 22, 2026 respectively.
| Parameter | Randomizer | ComboReduce |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Fortnightly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 15.6 — better |
| Further details — not scored | ||
| Size | 3 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | GKStreet Ltd | Didier ALCARAZ |
In-app purchases
Randomizer
- Randomizer$1.99
ComboReduce
- Premium Monthly$1.991 Month
- Premium Annual$17.991 Year









