# Curveseries vs YieldGimp

The clearest difference is in-app purchases: Curveseries at none against YieldGimp's 1. Curveseries also leads on device support (3 vs 1) and iOS requirement (11.0 vs 17.6). YieldGimp's advantage is update cadence (every 2 weeks vs every 5 months). On price and ads there is nothing between them.

Both are free to download. YieldGimp sells 1 in-app purchase, starting at $2.99 per month. Curveseries asks for nothing beyond the download.

Curveseries ships an update every 5 months, YieldGimp every 2 weeks. Both last shipped on October 7, 2026.

## The numbers

| Metric | Curveseries | YieldGimp |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | — | Freemium |
| Size | 7 MB | 13 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Chang Ching Chng](https://appshunter.io/developer/1239780941) | [YieldGimp Ltd.](https://appshunter.io/developer/1774704867) |

## What reviewers say

### Curveseries

[App page](https://appshunter.io/ios/app/curveseries/id1239780942)

**Features:** macOS Compatibility

**In-app purchases:** none


### YieldGimp

[App page](https://appshunter.io/ios/app/yieldgimp/id6737123283)

This app offers UK bond and gilt analytics, providing users with access to gilt yields, historical data, and yield shock analysis. A free account is required for basic features, with a 7-day trial for full analytics before a monthly subscription is needed.

**Highlights:** UK bond and gilt analytics, Gilt yields, Historical price and yield charts, Yield shock analysis, Free account registration, 7-day full analytics trial

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.99 | per month |


## Frequently asked questions

### Is Curveseries free?

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

### Is YieldGimp free?

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

### Do Curveseries or YieldGimp have ads?

Neither Curveseries nor YieldGimp shows ads.

### Which is updated more often, Curveseries or YieldGimp?

Curveseries ships an update every 5 months, and YieldGimp every 2 weeks. Most recently, Curveseries was updated on October 7, 2026 and YieldGimp on October 7, 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.*