# Strings Conferences vs The Blue Map

The clearest difference is price: Strings Conferences at Free against The Blue Map's $8.99. Strings Conferences also leads on in-app purchases (none vs 1). The Blue Map's advantage is update cadence (every 3 weeks vs every 11 months). On ads, device support and iOS requirement there is nothing between them.

Strings Conferences is free to download; The Blue Map costs $8.99 up front. The Blue Map sells 1 one-off in-app purchase. Strings Conferences asks for nothing beyond the download.

Strings Conferences ships an update every 11 months, The Blue Map every 3 weeks. The most recent releases landed on June 5, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Strings Conferences | The Blue Map |
| --- | --- | --- |
| Price | **Free** | $8.99 |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/strings-conferences/id448664822/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 2 MB | 230 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yuji Tachikawa](https://appshunter.io/developer/378764358) | [Mikolaj Adamowicz](https://appshunter.io/developer/1448003183) |

## What reviewers say

### Strings Conferences

[App page](https://appshunter.io/ios/app/strings-conferences/id448664822)

Explore two decades of String Theory progress through conference slides. Easily navigate presentations from 1998 to 2025 on your iPad.

**Highlights:** Access conference slides, Navigate presentations, String Theory content, Historical data (1998-2025), iPad optimized

**Features:** macOS Compatibility

**In-app purchases:** none


### The Blue Map

[App page](https://appshunter.io/ios/app/the-blue-map/id1482526303)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Map | $1.99 | one-time |


## Frequently asked questions

### Is Strings Conferences free?

Strings Conferences is free to download, with no in-app purchases.

### Is The Blue Map free?

The Blue Map costs $8.99, and also offers in-app purchases.

### Do Strings Conferences or The Blue Map have ads?

Neither Strings Conferences nor The Blue Map shows ads.

### Which is updated more often, Strings Conferences or The Blue Map?

Strings Conferences ships an update every 11 months, and The Blue Map every 3 weeks. Most recently, Strings Conferences was updated on June 5, 2026 and The Blue Map on September 19, 2026.

---

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