# Mr. Knowitall vs FlagMasterPlus

The clearest difference is in-app purchases: Mr. Knowitall at none against FlagMasterPlus's 1. Mr. Knowitall also leads on iOS requirement (8.0 vs 17.0). FlagMasterPlus's advantage is update cadence (every 5 days vs every 35 months). On price, ads and device support there is nothing between them.

Both are free to download. FlagMasterPlus sells 1 one-off in-app purchase. Mr. Knowitall asks for nothing beyond the download.

Mr. Knowitall ships an update every 35 months, FlagMasterPlus every 5 days. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Mr. Knowitall | FlagMasterPlus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/flagmasterplus/id6760335357/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 35 months | **Every 5 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 9 MB | 29 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Solid Apps GmbH](https://appshunter.io/developer/291237871) | [Hayri Odabas](https://appshunter.io/developer/1883951024) |

## What reviewers say

### Mr. Knowitall

[App page](https://appshunter.io/ios/app/mr-knowitall-geo/id542683459)

Test your geography knowledge by identifying world flags and capitals. Compete in four rounds and compare your scores globally, with options to sort by gender or country.

**Highlights:** Geography knowledge test, Flag identification, Capital identification, Four-round gameplay, Global high score comparison, Score sorting by gender/country

**Features:** macOS Compatibility

**In-app purchases:** none


### FlagMasterPlus

[App page](https://appshunter.io/ios/app/flagmasterplus/id6760335357)

Test your geography knowledge by identifying country flags from around the world. Compete against the clock, earn combos, and challenge other players in real-time PvP matches. Unlock achievements and climb global leaderboards.

**Highlights:** 194 country flags to identify, 5 difficulty levels, Race against time with combos, Hint system, 1v1 real-time online matches, Global leaderboards, Daily challenges and achievements

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Theme Pack | $0.99 | one-time |


## Frequently asked questions

### Is Mr. Knowitall free?

Mr. Knowitall is free to download, with no in-app purchases.

### Is FlagMasterPlus free?

FlagMasterPlus is free to download, with in-app purchases available.

### Do Mr. Knowitall or FlagMasterPlus have ads?

Neither Mr. Knowitall nor FlagMasterPlus shows ads.

### Which is updated more often, Mr. Knowitall or FlagMasterPlus?

Mr. Knowitall ships an update every 35 months, and FlagMasterPlus every 5 days. Most recently, Mr. Knowitall was updated on October 10, 2026 and FlagMasterPlus on October 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*