# DAP1616 vs Multimode Ladder Filter

The clearest difference is price: DAP1616 at Free against Multimode Ladder Filter's $1.99. DAP1616 also leads on iOS requirement (9.0 vs 17.0). Multimode Ladder Filter's advantage is update cadence (every 4 days vs every 2 months). On ads, in-app purchases and device support there is nothing between them.

DAP1616 is free to download; Multimode Ladder Filter costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DAP1616 ships an update every 2 months, Multimode Ladder Filter every 4 days. The most recent releases landed on October 10, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | DAP1616 | Multimode Ladder Filter |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/multimode-ladder-filter/id6769653852/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | — | Paid |
| Size | 22 MB | 7 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [风光 王](https://appshunter.io/developer/1252869030) | [Callback Audio, LLC](https://appshunter.io/developer/1896220942) |

## What reviewers say

### DAP1616

[App page](https://appshunter.io/ios/app/dap1616/id1360939293)

**Features:** macOS Compatibility

**In-app purchases:** none


### Multimode Ladder Filter

[App page](https://appshunter.io/ios/app/multimode-ladder-filter/id6769653852)

This app emulates a classic 1965 ladder filter, offering five distinct modes for versatile sound shaping. It provides warm analog-style distortion and the ability to drive the filter into self-oscillation for unique sonic textures. A dry/wet control allows for parallel filtering.

**Highlights:** 4-pole ladder filter emulation, Five filter modes (LP, HP, BP, Notch, Resonant), Analog-style distortion with drive, Self-oscillation at high resonance, Dry/wet parallel filtering control

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is DAP1616 free?

DAP1616 is free to download, with no in-app purchases.

### Is Multimode Ladder Filter free?

Multimode Ladder Filter costs $1.99, with no in-app purchases.

### Do DAP1616 or Multimode Ladder Filter have ads?

Neither DAP1616 nor Multimode Ladder Filter shows ads.

### Which is updated more often, DAP1616 or Multimode Ladder Filter?

DAP1616 ships an update every 2 months, and Multimode Ladder Filter every 4 days. Most recently, DAP1616 was updated on October 10, 2026 and Multimode Ladder Filter on October 13, 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.*