Comparison

PDFixx vs FastPDF

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

Head to head
About

PDFixx

Features
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PDFixx brings reading, editing, converting and scanning PDFs together in one simple app. Most tools run right on your iPhone, so your files are never uploaded. READER • Pick up where you left off and add bookmarks • Jump around with page thumbnails • Scroll or page-by-page reading, night mode • Read aloud in English or Turkish • Select text to copy, highlight or ask the assistant • "Open in PDFixx" from Files, Mail, Safari and WhatsApp AI ASSISTANT • Summarize documents, ask questions, pull out key points • Jump to the source with page links in answers • Save answers as a PDF EDIT AND CONVERT • Merge, split, organize and rotate pages • Compress, add watermarks and page numbers • Sign, add notes and highlights • Add or remove passwords • Scan documents, turn images into PDFs • Word, Excel, PowerPoint ↔ PDF, text recognition (OCR), PDF repair PRIVACY Most tools work offline. Cloud conversion and the assistant send a file only when you use them. No ads, no tracking. PDFIXX PRO The free version includes 5 cloud conversions a day, files up to 100 MB and 3 AI questions a day. Pro unlocks unlimited conversions and file size, 50 AI questions a day and a private folder protected with Face ID. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Payment is charged to your Apple Account. You can manage or cancel your subscription in your iPhone's Settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://pdf-tools-app-297bf.web.app/privacy

About

FastPDF

Features
Read full description

FastPDF - Eksiksiz PDF Cozumu PDF dosyalarinizla calismayi kolaylastiran tek uygulama. FastPDF; okuma, duzenleme, birlestirme ve sifreleme gibi tum PDF islemlerini hizli, modern ve sezgisel bir arayuzde bir araya getirir. TEMEL OZELLIKLER PDF Acma ve Okuma - Her boyuttaki PDF dosyasini saniyeler icinde ac - Akici kaydirma ve yakinlastirma destegi - Karanlik tema ile goz yorgunlugunu azalt - Yer imi ve sayfa gecmisi PDF Duzenleme ve Aciklama - Metinleri vurgula, not ekle, yorum yaz - PDF uzerine cizim yap ve sekil ekle - Degisiklikleri aninda kaydet - Birden fazla renk ve arac secenegi Sayfa Yonetimi - Sayfalari yeniden sirala, domdur veya sil - Kucuk resim gorunumuyle kolay sayfa yonetimi - Tek dokunusla secme ve tasima PDF Birlestirme ve Bolme - Birden fazla PDF'yi tek belgede birlestir - Buyuk PDF'leri kucuk parcalara bol - Belirli sayfalari cikar ve yeni dosya olustur PDF Olusturma - Bos sayfa, fotograf veya metinden yeni PDF olustur - Belge sablonlariyla hizli baslangic Sifreleme ve Guvenlik - PDF'lerinizi guclu sifreyle koru - Mevcut sifreleri kolayca kaldir - Belgeleriniz sadece sizin kontrolunuzde Dosya ve Kutuphane Yonetimi - Tum PDF'lerinizi tek yerde duzzenli tut - Klasor, etiket ve hizli arama destegi - Son acilan belgeler listesi KIMLER KULLANABILİR? - Ogrenciler: Ders notlarini vurgula, PDF kitaplari oku - Ogretmenler: Sinav ve odev belgelerini duzenle - Ofis Calisanlari: Sozlesme ve raporlari hizla isle - Avukatlar: Hukuki belgeleri guvenle yonet - Muhasebeciler: Fatura ve finansal belgeleri organize et - Is insanlari: Sunum ve teklifleri sifrele, paylas NEDEN FASTPDF? - Yuzde 100 Cevrimdisi: Internet baglantisi gerekmez - Hizli ve Hafif: Dusuk bellek kullanimi - Modern Arayuz: Karanlik tema dahil - Guvenli: Verileriniz cihazinizda kalir - Kapsamli: 15'ten fazla PDF araci tek uygulamada - Surekli Guncelleme: Yeni ozellikler duzenli eklenir FastPDF ile PDF yonetiminizi kolaylastirin. Hemen indirin, farki gorun.

Screenshots

PDFixx4 screens
FastPDF4 screens

Verdict

The call

The clearest difference is in-app purchases: PDFixx at none against FastPDF's 2. PDFixx also leads on ads (none vs shown). FastPDF's advantage is update cadence (every 4 days vs every 8 months) and iOS requirement (13.0 vs 16.6). On price 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. FastPDF sells 2 in-app purchases, starting at $2.99 per month. PDFixx asks for nothing beyond the download.

UpkeepUpdate frequency

PDFixx ships an update every 8 months, FastPDF every 4 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 2 level
PDFixx versus FastPDF: the parameters behind the verdict, then further details
ParameterPDFixxFastPDF
PriceFreeFree
Update frequencyEvery 8 monthsEvery 4 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.613.0 — better
Further details — not scored
Size85 MB46 MB
Age rating4+4+
DeveloperAli GurSerhat Ak

In-app purchases

None

PDFixx

No in-app purchases

2 purchases

FastPDF

Subscriptions2
  • FastPDF Premium — Monthly$2.991 Month
  • FastPDF Premium — Yearly$19.991 Year

Questions

Is PDFixx free?
PDFixx is free to download, with no in-app purchases.
Is FastPDF free?
FastPDF is free to download, with in-app purchases available.
Do PDFixx or FastPDF have ads?
FastPDF shows ads; PDFixx does not.
Which is updated more often, PDFixx or FastPDF?
PDFixx ships an update every 8 months, and FastPDF every 4 days. Most recently, PDFixx was updated on November 5, 2026 and FastPDF on October 31, 2026.

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