Comparison

Audio Function Generator vs ScopeSnap

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Audio Function Generator

Generate various audio test tones, including sine, square, triangle, and sawtooth waves. Explore frequency and volume sweeps, noise generation, and custom preset creation. Advanced features like extended frequency ranges and multi-tone playback are available with an upgrade.

Highlights
  • Generate sine, square, triangle, and sawtooth tones
  • Frequency and volume sweep generation
  • Noise generation (white, pink, violet, etc.)
  • Custom preset creation and saving
  • Extended frequency range (PRO feature)
  • Multi-tone playback (PRO feature)
Features
Read full description

This is the highly recommended and praised Function Generator App - an amazingly great and powerful tone generator. Enriched with a vast amount of features yet it is extremely intuitive and designed for simplicity. Get to know this great App now! It is very well maintained and has received considerable upgrades over the past years. So, … what can you do with this App? • PLAY TEST TONES Sine, Rectangular, Triangular and Sawtooth. • PLAY FREQUENCY SWEEP TEST TONES in both directions (minimum to maximum frequency and maximum to minimum frequency). • PLAY VOLUME SWEEPS (from minimum to maximum volume). • Try the SWEEP REPEAT / WOBBLE function. • Try the MUSIC TONES PLAYBACK. • Experiment with the huge FINE TUNE SELECTON, PRESETS SELECTION! • Or create your own CUSTOM PRESETS! • And SAVE an endless amount of CONFIGURATIONS (Frequency, Sweep, Noise) for later quick access and direct playback function. • Even play back different kinds of NOISE – White, Pink, Violet, Grey, Brown, Blue is also supported. The Function Generator is AMAZINGLY INTUITIVE and SIMPLE to use! AND THESE ARE THE ADVANCED SETTINGS/FEATURES (upgrade to PRO required): => Extending The Frequency Range (1Hz - 21kHz) => Extending The Sweep Times (0.1s - 600s) => Changing Min/Max Slider Frequency Ranges => Changing Max Sweep Time Slider Range => Changing Signal Amplitude => Enabling Of The Sweep Repeat / Wobble Function => Frequency Slider Setting to Linear or Logarithmic => Left/Right Channel Individual Selection => Permanently Saving Custom Presets => Saving Of Endless Number Of Audio Configurations => Phase Out Setting (custom phase shift of the generated signal) => BPM (Beats per Minute) Feature => Dual Function Generator => MultiTone Generator (playback of up to eight individual tones) => Background Theme Selection (Light/Dark) Check out the tutorial page: www.ee-toolkit.com/audio-function-generator

About

ScopeSnap

Features
Read full description

ScopeSnap is a macOS and iOS utility designed for engineers, hobbyists, and educators to capture screen images directly from LAN-enabled digital oscilloscopes. Optimized for the Rigol 1000Z Series, ScopeSnap lets you quickly download the current screen display from your instrument to your Mac or iPhone with a single click. Whether you’re documenting experiments, troubleshooting signals, or preparing reports, ScopeSnap streamlines your workflow by making it easy to save and archive scope screenshots for later reference. Key Features: • Connects to supported oscilloscopes over your local network (LAN) • Designed for Rigol DS1054Z and other LXI-compatible scopes • Captures high-quality screen images instantly • Save screenshots directly to your Mac or iPhone for easy access • Simple, clean interface built specifically for macOS and iOS • Hands-free snapshots with Siri • Ideal for lab documentation, reports, and analysis ScopeSnap helps bridge your oscilloscope and your Mac or iPhone, making your test and measurement setup more productive and efficient. Legal Disclaimer: Rigol name is a trademark of RIGOL Technologies, Co., Ltd. The application “ScopeSnap” is an independently developed and distributed software application that is not affiliated, associated, authorized, endorsed by, or in any way officially connected with RIGOL Technologies, Inc., or any of its subsidiaries or affiliates.

Screenshots

Audio Function Generator4 screens
ScopeSnap4 screens

Verdict

The call

The clearest difference is in-app purchases: ScopeSnap at none against Audio Function Generator's 1. Audio Function Generator's advantage is update cadence (every 6 weeks vs every 6 months) and iOS requirement (15.5 vs 17.0). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Audio Function Generator sells 1 one-off in-app purchase. ScopeSnap asks for nothing beyond the download.

UpkeepUpdate frequency

Audio Function Generator ships an update every 6 weeks, ScopeSnap every 6 months. The most recent releases landed on September 24, 2026 and September 8, 2026 respectively.

Scorecard3 real differences · 7 level
Audio Function Generator versus ScopeSnap: the parameters behind the verdict, then further details
ParameterAudio Function GeneratorScopeSnap
PriceFreeFree
Rating4.7 (2.2K ratings) — better—
Positive reviews77.1% of reviews—
Number of ratings2.2K — better—
Update frequencyEvery 6 weeks — betterEvery 6 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, Mac
Requires iOS15.5 — better17.0
Further details — not scored
Size14 MB1 MB
Age rating4+4+
DeveloperThomas GruberAndrzej Rozga

Bugs and requests

Audio Function Generator

Reported bugs

4 issues
  • Crashes on launch
  • Volume slider issues
  • Airplay not working
  • Sound distortion when display is active

Requested features

6 requests
  • Add download/save feature for custom sounds
  • Improve sweep function (continuous mode, better frequency control)
  • Add more multi-frequency rows
  • Implement 432Hz base frequency option
  • Add phase control for noise generators
Show 1 more
  • Improve accessibility (VoiceOver support)

ScopeSnap

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Audio Function Generator

One-time1
  • Upgrade to PRO$9.99
None

ScopeSnap

No in-app purchases

Questions

Is Audio Function Generator free?
Audio Function Generator is free to download, with in-app purchases available.
Is ScopeSnap free?
ScopeSnap is free to download, with no in-app purchases.
Do Audio Function Generator or ScopeSnap have ads?
Neither Audio Function Generator nor ScopeSnap shows ads.
Which is updated more often, Audio Function Generator or ScopeSnap?
Audio Function Generator ships an update every 6 weeks, and ScopeSnap every 6 months. Most recently, Audio Function Generator was updated on September 24, 2026 and ScopeSnap on September 8, 2026.

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