# Filters vs Paste to PDF

The clearest difference is update cadence: Paste to PDF at every 10 days against Filters's every 40 months. On price, ads, in-app purchases and device support there is nothing between them.

Filters costs $0.99 and Paste to PDF $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Filters ships an update every 40 months, Paste to PDF every 10 days. The most recent releases landed on October 9, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Filters | Paste to PDF |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/filters/id369326771/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 40 months | **Every 10 days** |
| Monetization | Paid | — |
| Size | 3 MB | 2 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Gianluca Natalini](https://appshunter.io/developer/348380792) | [Taichi Kasugai](https://appshunter.io/developer/1579060017) |

## What reviewers say

### Filters

[App page](https://appshunter.io/ios/app/filters/id369326771)

This application assists in calculating electronic filter components for speaker systems. It automatically determines inductor and capacitor values based on desired impedance and cutoff frequency, and designs circuits for various speaker types. Users can visualize frequency and phase diagrams for their custom speaker designs.

**Highlights:** Automatic electronic component calculation, Frequency and phase diagram display (Bode plots), Electronic circuit schema display, Support for various speaker types (high, mid, low, sub), First and second-order filter design, Complete filter theory and formulas

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

**In-app purchases:** none


### Paste to PDF

[App page](https://appshunter.io/ios/app/paste-to-pdf/id6560116104)

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

**In-app purchases:** none


## Frequently asked questions

### Is Filters free?

Filters costs $0.99, with no in-app purchases.

### Is Paste to PDF free?

Paste to PDF costs $0.99, with no in-app purchases.

### Do Filters or Paste to PDF have ads?

Neither Filters nor Paste to PDF shows ads.

### Which is updated more often, Filters or Paste to PDF?

Filters ships an update every 40 months, and Paste to PDF every 10 days. Most recently, Filters was updated on October 9, 2026 and Paste to PDF on October 8, 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.*