# E vs Subscription Tracker & Bills

The clearest difference is update cadence: Subscription Tracker & Bills at monthly against E's every 4 months. E's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. E sells 2 one-off in-app purchases and Subscription Tracker & Bills sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

E ships an update every 4 months, Subscription Tracker & Bills monthly. The most recent releases landed on October 30, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | E | Subscription Tracker & Bills |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Size | 61 MB | 42 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Open7](https://appshunter.io/developer/1799037451) | [David Dempsey](https://appshunter.io/developer/437042641) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-invoice-viewer/id6742571585)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| E-Invoice Viewer Standard - 1 year | $50.00 | one-time |
| E-Invoice Viewer Premium - 1 year | $90.00 | one-time |


### Subscription Tracker & Bills

[App page](https://appshunter.io/ios/app/subscription-tracker-and-bills/id6755618027)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $9.99 | one-time |


## Frequently asked questions

### Is E free?

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

### Is Subscription Tracker & Bills free?

Subscription Tracker & Bills is free to download, with in-app purchases available.

### Do E or Subscription Tracker & Bills have ads?

Neither E nor Subscription Tracker & Bills shows ads.

### Which is updated more often, E or Subscription Tracker & Bills?

E ships an update every 4 months, and Subscription Tracker & Bills monthly. Most recently, E was updated on October 30, 2026 and Subscription Tracker & Bills on November 9, 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.*