Comparison

Text to Speech AI vs simREF

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

Head to head
About

Text to Speech AI

Features
Read full description

Text to Speech is a powerful iOS app that allows you to transform written text into natural-sounding spoken words. Whether you need assistance in reading long articles, eBooks, or simply want to enjoy a hands-free listening experience, this app has you covered. Key features: 1. Adjustable Voice Speed: Control the playback speed to match your listening comfort. Speed up or slow down the speech output as needed. 2. Easy Text Input: Type or paste any text into the app's intuitive interface, and it will instantly convert it into high-quality speech. Text to Speech is a versatile tool that benefits a wide range of users, including students, professionals, individuals with visual impairments, and anyone seeking an innovative way to consume written content. Experience the convenience and accessibility of transforming text into spoken words with this powerful app.

About

simREF

This app provides quick-reference checklists and operational data for flight simulation on iPad. It features interactive normal and abnormal checklists, essential flight data, and a CG/Trim calculator for takeoff planning in a distraction-free, dark UI optimized for cockpit environments.

Highlights
  • Interactive Normal & Abnormal Checklists
  • Operational Data at a glance
  • CG/Trim calculator
  • Offline functionality
  • Dark UI for cockpit environments
  • iPad landscape optimized
Read full description

simREF is a quick-reference companion for flight simulation on iPad. Navigate realistic normal & abnormal checklists and operational data in a distraction-free UI. Features - Interactive Normal & Abnormal Checklists (A319/A320/A321/A330/A340/A350) - Operational Data at a glance (speeds, limitations, references) - CG/Trim calculator for takeoff planning (non A350) Works offline, designed for iPad in landscape Dark UI optimized for cockpit environments Who it’s for Flight-sim enthusiasts seeking a structured, QRH-style workflow on iPad. Notes For flight simulation use only. Not for real-world flight operations or training. simREF is not affiliated with or endorsed by any aircraft manufacturer or add-on developer.

Screenshots

Text to Speech AI3 screens

Verdict

The call

The clearest difference is price: simREF at Free against Text to Speech AI's $1.99. Text to Speech AI's advantage is in-app purchases (none vs 2) and update cadence (every 2 days vs every 2 weeks). On 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

simREF is free to download; Text to Speech AI costs $1.99 up front. simREF sells 2 one-off in-app purchases. Text to Speech AI asks for nothing beyond the download.

UpkeepUpdate frequency

Text to Speech AI ships an update every 2 days, simREF every 2 weeks. The most recent releases landed on September 20, 2026 and September 25, 2026 respectively.

Scorecard3 real differences · 7 level
Text to Speech AI versus simREF: the parameters behind the verdict, then further details
ParameterText to Speech AIsimREF
Price$1.99Free — better
Rating—5.0 (3 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—3 — better
Update frequencyEvery 2 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad — betteriPad
Requires iOS16.4 — better17.0
Further details — not scored
Size4 MB148 MB
Age rating4+17+
DeveloperAshen Ishanka CosthaChris-Luca Fischer

In-app purchases

None

Text to Speech AI

No in-app purchases

2 purchases

simREF

One-time2
  • IndiGo Virtual Integration$2.99
  • simREF Full Access$8.99

Questions

Is Text to Speech AI free?
Text to Speech AI costs $1.99, with no in-app purchases.
Is simREF free?
simREF is free to download, with in-app purchases available.
Do Text to Speech AI or simREF have ads?
Neither Text to Speech AI nor simREF shows ads.
Which is updated more often, Text to Speech AI or simREF?
Text to Speech AI ships an update every 2 days, and simREF every 2 weeks. Most recently, Text to Speech AI was updated on September 20, 2026 and simREF on September 25, 2026.

Other comparisons