# Annuity Calculator vs E

The clearest difference is in-app purchases: E at none against Annuity Calculator's 1. E also leads on update cadence (every 2 months vs every 8 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Annuity Calculator sells 1 one-off in-app purchase. E asks for nothing beyond the download.

Annuity Calculator ships an update every 8 months, E every 2 months. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Annuity Calculator | E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (116 ratings)](https://appshunter.io/ios/app/annuity-calculator-calc/id1556813049/reviews)** | — |
| Number of ratings | **116** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 0 MB | 29 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Phan Nhat Đang](https://appshunter.io/developer/1437390098) | [Zhuhai Taichuan Cloud Technology Co., Ltd](https://appshunter.io/developer/582153238) |

## What reviewers say

### Annuity Calculator

[App page](https://appshunter.io/ios/app/annuity-calculator-calc/id1556813049)

Calculate the accumulation and income payment phases of an annuity with this straightforward financial tool. Its intuitive design makes complex annuity calculations simple and accessible for users. Easily determine your annuity's growth and payout potential.

**Highlights:** Annuity accumulation phase calculation, Annuity income payment phase calculation, Intuitive and easy-to-use interface, Financial planning tool

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all features | $2.99 | one-time |


### E

[App page](https://appshunter.io/ios/app/e-key/id6770479669)

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

**In-app purchases:** none


## Frequently asked questions

### Is Annuity Calculator free?

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

### Is E free?

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

### Do Annuity Calculator or E have ads?

Neither Annuity Calculator nor E shows ads.

### Which is updated more often, Annuity Calculator or E?

Annuity Calculator ships an update every 8 months, and E every 2 months. Most recently, Annuity Calculator was updated on October 3, 2026 and E 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.*