Comparison

Audio Function Generator vs Veritas Battery

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

Veritas Battery

Monitor and control your Veritas Vans battery via Bluetooth. View live charge levels, history, and set custom limits to protect battery health. Offers manual, solar, and car charging modes, plus firmware updates.

Highlights
  • Live charge level monitoring
  • Time to full/empty estimation
  • Charge history with reserve floor
  • Set charge limits
  • Manual, Solar, and Car modes
  • Firmware updates
Features
Read full description

Veritas Battery is the companion app for Veritas Vans batteries. Pair over Bluetooth and see everything your battery is doing, live: • Charge level, time to full or empty, and power in and out • Charge history with your reserve floor and charge limit right on the graph • Set a charge limit to protect long-term battery health, or a reserve floor so you always keep power for what matters • Manual, Solar, and Car modes, plus a charging schedule • Install battery firmware updates from your phone Requires a Veritas Vans battery for live operation. Explore Demo provides an interactive hardware-free preview with simulated controls that cannot affect a physical battery. No account or sign-up is required.

Screenshots

Audio Function Generator4 screens
Veritas Battery4 screens

Verdict

The call

The clearest difference is in-app purchases: Veritas Battery at none against Audio Function Generator's 1. Veritas Battery also leads on update cadence (every 4 days vs every 6 weeks). Audio Function Generator's advantage is rating (4.7 vs 4.2) and ratings volume (2.2K vs 5). On price, ads, device support and iOS requirement 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. Veritas Battery asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Audio Function Generator holds the better App Store score, 4.7 against 4.2. That said, the two scores are not equally well evidenced: Audio Function Generator has 2.2K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 77% of Audio Function Generator's written reviews are positive against 67% of Veritas Battery's.

UpkeepUpdate frequency

Audio Function Generator ships an update every 6 weeks, Veritas Battery every 4 days. Both last shipped on October 29, 2026.

Scorecard6 real differences · 4 level
Audio Function Generator versus Veritas Battery: the parameters behind the verdict, then further details
ParameterAudio Function GeneratorVeritas Battery
PriceFreeFree
Rating4.7 (2.2K ratings) — better4.2 (5 ratings)
Positive reviews77.2% of reviews — better66.7% of reviews
Number of ratings2.2K — better5
Update frequencyEvery 6 weeksEvery 4 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad — betteriPhone
Requires iOS16.0 — better17.0
Further details — not scored
Size13 MB6 MB
Age rating4+4+
DeveloperThomas GruberVeritas Vans LLC

Customer experience

Audio Function Generator

All ratings2,211 ratings
Positive91.9%
Neutral3.1%
Negative5.0%
Written reviews272 reviews
Positive77.2%
Neutral6.3%
Negative16.5%

Veritas Battery

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

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)

Veritas Battery

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

Veritas Battery

No in-app purchases

Questions

Is Audio Function Generator free?
Audio Function Generator is free to download, with in-app purchases available.
Is Veritas Battery free?
Veritas Battery is free to download, with no in-app purchases.
Which has better reviews, Audio Function Generator or Veritas Battery?
Audio Function Generator is rated higher. Audio Function Generator averages 4.7 out of 5 from 2.2K ratings, while Veritas Battery averages 4.2 from 5 ratings.
Do Audio Function Generator or Veritas Battery have ads?
Neither Audio Function Generator nor Veritas Battery shows ads.
Which is updated more often, Audio Function Generator or Veritas Battery?
Audio Function Generator ships an update every 6 weeks, and Veritas Battery every 4 days. Most recently, Audio Function Generator was updated on October 29, 2026 and Veritas Battery on October 29, 2026.

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